Qt
Internal/Contributor docs for the Qt SDK. Note: These are NOT official API docs; those are found at https://doc.qt.io/
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QHashedString Class Reference

#include <qhashedstring_p.h>

Inheritance diagram for QHashedString:
Collaboration diagram for QHashedString:

Public Member Functions

 QHashedString ()
 QHashedString (const QString &stringstring)
 QHashedString (const QString &stringstring, quint32)
 QHashedString (const QHashedString &stringstring)
QHashedString & operator= (const QHashedString &stringstring)
bool operator== (const QHashedString &stringstring) const
bool operator== (const QHashedStringRef &stringstring) const
quint32 hash () const
quint32 existingHash () const
Public Member Functions inherited from QString
constexpr QString () noexcept=default
 Constructs a null string.
 QString (const QChar *unicode, qsizetype sizesize=-1)
 Constructs a string initialized with the first size characters of the QChar array unicode.
 QString (QChar cc)
 Constructs a string of size 1 containing the character ch.
 QString (qsizetype sizesize, QChar c)
 Constructs a string of the given size with every character set to ch.
 QString (QLatin1StringView latin1)
 Constructs a copy of the Latin-1 string viewed by str.
 QString (QStringView sv)
 Constructs a string initialized with the string view's data.
Q_DECL_CONSTEXPR_DTOR QString (const QString &other) noexcept
 Constructs a copy of other.
QString & operator= (QChar cc)
QString & operator= (const QString &) noexcept
 Assigns other to this string and returns a reference to this string.
QString & operator= (QLatin1StringView latin1)
Q_DECL_CONSTEXPR_DTOR QString (QString &&other) noexcept=default
 Move-constructs a QString instance, making it point at the same object that other was pointing to.
Q_DECL_CONSTEXPR_DTOR constexpr void swap (QString &other) noexcept
constexpr qsizetype size () const noexcept
 Returns the number of characters in this string.
constexpr qsizetype length () const noexcept
 Returns the number of characters in this string.
constexpr bool isEmpty () const noexcept
 Returns true if the string has no characters; otherwise returns false.
void resize (qsizetype sizesize)
 Sets the size of the string to size characters.
void resize (qsizetype size, QChar fillChar)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
void resizeForOverwrite (qsizetype sizesize)
QString & fill (QChar ch)
 Sets every character in the string to character ch.
QString & fill (QChar c, qsizetype sizesize)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. Sets every character in the string to character ch.
void truncate (qsizetype pos)
 Truncates the string starting from, and including, the element at index position.
void chop (qsizetype nn)
 Removes n characters from the end of the string.
QString & slice (qsizetype pos)
QString & slice (qsizetype pos, qsizetype nn)
qsizetype capacity () const
 Returns the maximum number of characters that can be stored in the string without forcing a reallocation.
void reserve (qsizetype sizesize)
 Ensures the string has space for at least size characters.
void squeeze ()
 Releases any memory not required to store the character data.
const QChar * unicode () const
 Returns a Unicode representation of the string.
QChar * data ()
 Returns a pointer to the data stored in the QString.
const QChar * data () const
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
const QChar * constData () const
 Returns a pointer to the data stored in the QString.
void detach ()
 Ensures that this string's data is no longer \l{Implicit Sharing}{shared} with other instances.
bool isDetached () const
bool isSharedWith (const QString &other) const
Q_DECL_CONSTEXPR_DTOR void clear ()
 Clears the contents of the string and makes it null.
constexpr const QChar at (qsizetype i) const
 Returns the character at the given index position in the string.
constexpr const QChar operator[] (qsizetype i) const
QChar & operator[] (qsizetype i)
 Returns the character at the specified position in the string as a modifiable reference.
constexpr QChar front () const
QChar & front ()
constexpr QChar back () const
QChar & back ()
template<typename T, if_integral_non_char< T > = true>
QString arg (T aa, int fieldWidth=0, int base=10, QChar fillChar=u' ') const
template<typename T, if_floating_point< T > = true>
QString arg (T aa, int fieldWidth=0, char formatformat='g', int precisionprecision=-1, QChar fillChar=u' ') const
template<typename T, if_string_like< T > = true>
QString arg (const T &aa, int fieldWidth=0, QChar fillChar=u' ') const
 Returns a copy of this string with the lowest-numbered place-marker replaced by string a, i.e., %1, %2, ..., %99.
template<typename... Args>
std::enable_if< sizeof...(Args)>=2 &&std::conjunction_v< is_string_like< Args >... >, QString >::type arg (Args &&...args) const
static QString static QString QT_CORE_INLINE_SINCE (6, 8) qsizetype indexOf(QChar c
 QT_CORE_INLINE_SINCE (6, 12) qsizetype indexOf(QLatin1StringView s
 QT_CORE_INLINE_SINCE (6, 12) qsizetype indexOf(const QString &s
qsizetype indexOf (QStringView ss, qsizetype from=0, Qt::CaseSensitivity cs=Qt::CaseSensitive) const noexcept
qsizetype lastIndexOf (QChar cc, Qt::CaseSensitivity cs=Qt::CaseSensitive) const noexcept
 QT_CORE_INLINE_SINCE (6, 8) qsizetype lastIndexOf(QChar c
qsizetype lastIndexOf (QLatin1StringView ss, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
 QT_CORE_INLINE_SINCE (6, 12) qsizetype lastIndexOf(QLatin1StringView s
qsizetype lastIndexOf (const QString &ss, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
 QT_CORE_INLINE_SINCE (6, 12) qsizetype lastIndexOf(const QString &s
qsizetype lastIndexOf (QStringView ss, Qt::CaseSensitivity cs=Qt::CaseSensitive) const noexcept
qsizetype lastIndexOf (QStringView ss, qsizetype from, Qt::CaseSensitivity cs=Qt::CaseSensitive) const noexcept
bool contains (QChar cc, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
bool contains (const QString &s, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
 Returns true if this string contains an occurrence of the string str; otherwise returns false.
bool contains (QLatin1StringView ss, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
bool contains (QStringView ss, Qt::CaseSensitivity cs=Qt::CaseSensitive) const noexcept
qsizetype count (QChar cc, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
qsizetype count (const QString &s, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
 Returns the number of (potentially overlapping) occurrences of the string str in this string.
qsizetype count (QStringView ss, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
QString section (QChar sep, qsizetype startstart, qsizetype endend=-1, SectionFlags flagsflags=SectionDefault) const
 This function returns a section of the string.
QString section (const QString &in_sep, qsizetype startstart, qsizetype endend=-1, SectionFlags flagsflags=SectionDefault) const
QString left (qsizetype nn) const &
QString left (qsizetype nn) &&
QString right (qsizetype nn) const &
QString right (qsizetype nn) &&
QString mid (qsizetype position, qsizetype nn=-1) const &
QString mid (qsizetype position, qsizetype nn=-1) &&
QString first (qsizetype nn) const &
QString last (qsizetype nn) const &
QString sliced (qsizetype pos) const &
QString sliced (qsizetype pos, qsizetype nn) const &
QString chopped (qsizetype nn) const &
QString first (qsizetype nn) &&
QString last (qsizetype nn) &&
QString sliced (qsizetype pos) &&
QString sliced (qsizetype pos, qsizetype nn) &&
QString chopped (qsizetype nn) &&
bool startsWith (const QString &ss, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
 Returns true if the string starts with s; otherwise returns false.
bool startsWith (QStringView s, Qt::CaseSensitivity cs=Qt::CaseSensitive) const noexcept
bool startsWith (QLatin1StringView ss, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
bool startsWith (QChar cc, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
bool endsWith (const QString &ss, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
 Returns true if the string ends with s; otherwise returns false.
bool endsWith (QStringView ss, Qt::CaseSensitivity cs=Qt::CaseSensitive) const noexcept
bool endsWith (QLatin1StringView ss, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
bool endsWith (QChar cc, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
bool isUpper () const
 Returns true if the string is uppercase, that is, it's identical to its toUpper() folding.
bool isLower () const
 Returns true if the string is lowercase, that is, it's identical to its toLower() folding.
QString leftJustified (qsizetype widthwidth, QChar fill=u' ', bool trunc=false) const
 Returns a string of size width that contains this string padded by the fill character.
QString rightJustified (qsizetype widthwidth, QChar fill=u' ', bool trunc=false) const
 Returns a string of size() width that contains the fill character followed by the string.
QString toLower () const &
QString toLower () &&
QString toUpper () const &
QString toUpper () &&
QString toCaseFolded () const &
QString toCaseFolded () &&
QString trimmed () const &
QString trimmed () &&
QString simplified () const &
QString simplified () &&
QString toHtmlEscaped () const
QString & insert (qsizetype i, QChar cc)
QString & insert (qsizetype i, const QChar *uc, qsizetype lenlen)
QString & insert (qsizetype i, const QString &ss)
QString & insert (qsizetype i, QStringView vv)
QString & insert (qsizetype i, QLatin1StringView ss)
QString & insert (qsizetype i, QUtf8StringView ss)
QString & append (QChar cc)
QString & append (const QChar *uc, qsizetype lenlen)
QString & append (const QString &s)
 Appends the string str onto the end of this string.
QString & append (QStringView vv)
QString & append (QLatin1StringView ss)
QString & append (QUtf8StringView ss)
QString & prepend (QChar cc)
QString & prepend (const QChar *uc, qsizetype lenlen)
QString & prepend (const QString &s)
 Prepends the string str to the beginning of this string and returns a reference to this string.
QString & prepend (QStringView vv)
QString & prepend (QLatin1StringView ss)
QString & prepend (QUtf8StringView ss)
QString & assign (QAnyStringView s)
QString & assign (qsizetype nn, QChar cc)
template<typename InputIterator, if_compatible_iterator< InputIterator > = true>
QString & assign (InputIterator firstfirst, InputIterator last)
QString & operator+= (QChar cc)
QString & operator+= (const QString &s)
 Appends the string other onto the end of this string and returns a reference to this string.
QString & operator+= (QStringView vv)
QString & operator+= (QLatin1StringView ss)
QString & operator+= (QUtf8StringView ss)
QString & remove (qsizetype i, qsizetype len)
 Removes n characters from the string, starting at the given position index, and returns a reference to the string.
QString & remove (QChar c, Qt::CaseSensitivity cs=Qt::CaseSensitive)
 Removes every occurrence of the character ch in this string, and returns a reference to this string.
QString & remove (QLatin1StringView s, Qt::CaseSensitivity cs=Qt::CaseSensitive)
QString & remove (const QString &s, Qt::CaseSensitivity cs=Qt::CaseSensitive)
 Removes every occurrence of the given str string in this string, and returns a reference to this string.
QString & removeAt (qsizetype pos)
QString & removeFirst ()
QString & removeLast ()
template<typename Predicate>
QString & removeIf (Predicate pred)
QString & replace (qsizetype i, qsizetype lenlen, QChar after)
QString & replace (qsizetype i, qsizetype lenlen, const QChar *ss, qsizetype slen)
QString & replace (qsizetype i, qsizetype len, const QString &after)
 Replaces n characters beginning at index position with the string after and returns a reference to this string.
QString & replace (QChar before, QChar after, Qt::CaseSensitivity cs=Qt::CaseSensitive)
QString & replace (const QChar *before, qsizetype blen, const QChar *after, qsizetype alen, Qt::CaseSensitivity cs=Qt::CaseSensitive)
QString & replace (QLatin1StringView before, QLatin1StringView after, Qt::CaseSensitivity cs=Qt::CaseSensitive)
QString & replace (QLatin1StringView before, const QString &after, Qt::CaseSensitivity cs=Qt::CaseSensitive)
QString & replace (const QString &before, QLatin1StringView after, Qt::CaseSensitivity cs=Qt::CaseSensitive)
QString & replace (const QString &before, const QString &after, Qt::CaseSensitivity cs=Qt::CaseSensitive)
QString & replace (QChar cc, const QString &after, Qt::CaseSensitivity cs=Qt::CaseSensitive)
QString & replace (QChar cc, QLatin1StringView after, Qt::CaseSensitivity cs=Qt::CaseSensitive)
QStringList split (const QString &sep, Qt::SplitBehavior behavior=Qt::KeepEmptyParts, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
 Splits the string into substrings wherever sep occurs, and returns the list of those strings.
QStringList split (QChar sep, Qt::SplitBehavior behavior=Qt::KeepEmptyParts, Qt::CaseSensitivity cs=Qt::CaseSensitive) const
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
QStringList split (const QRegularExpression &sep, Qt::SplitBehavior behavior=Qt::KeepEmptyParts) const
template<typename Needle, typename... Flags>
auto tokenize (Needle &&needle, Flags...flags) const &noexcept(noexcept(qTokenize(std::declval< const QString & >(), std::forward< Needle >(needle), flags...))) -> decltype(qTokenize(*this, std::forward< Needle >(needle), flags...))
template<typename Needle, typename... Flags>
auto tokenize (Needle &&needle, Flags...flags) const &&noexcept(noexcept(qTokenize(std::declval< const QString >(), std::forward< Needle >(needle), flags...))) -> decltype(qTokenize(std::move(*this), std::forward< Needle >(needle), flags...))
template<typename Needle, typename... Flags>
auto tokenize (Needle &&needle, Flags...flags) &&noexcept(noexcept(qTokenize(std::declval< QString >(), std::forward< Needle >(needle), flags...))) -> decltype(qTokenize(std::move(*this), std::forward< Needle >(needle), flags...))
QString normalized (NormalizationForm modemode, QChar::UnicodeVersion version=QChar::Unicode_Unassigned) const
 Returns the string in the given Unicode normalization mode, according to the given version of the Unicode standard.
QString repeated (qsizetype times) const
const ushort * utf16 () const
 \obsolete [6.11] Use nullTerminate() and cast data() to {const char16_t *}.
QString nullTerminated () const &
QString nullTerminated () &&
QString & nullTerminate ()
QByteArray toLatin1 () const &
QByteArray toLatin1 () &&
QByteArray toUtf8 () const &
QByteArray toUtf8 () &&
QByteArray toLocal8Bit () const &
QByteArray toLocal8Bit () &&
QList< uint > toUcs4 () const
qsizetype toWCharArray (wchar_t *arrayarray) const
QString & setRawData (const QChar *unicode, qsizetype sizesize)
QString & setUnicode (const QChar *unicode, qsizetype sizesize)
 Resizes the string to size characters and copies unicode into the string.
Q_WEAK_OVERLOAD QString & setUnicode (const char16_t *utf16, qsizetype sizesize)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
QString & setUtf16 (const char16_t *utf16, qsizetype sizesize)
Q_WEAK_OVERLOAD QString & setUtf16 (const ushort *autf16, qsizetype asize)
 \obsolete [6.10] Use the char16_t overload instead.
int compare (const QString &ss, Qt::CaseSensitivity cs=Qt::CaseSensitive) const noexcept
int compare (QLatin1StringView other, Qt::CaseSensitivity cs=Qt::CaseSensitive) const noexcept
int compare (QStringView ss, Qt::CaseSensitivity cs=Qt::CaseSensitive) const noexcept
int compare (QChar ch, Qt::CaseSensitivity cs=Qt::CaseSensitive) const noexcept
int localeAwareCompare (const QString &ss) const
int localeAwareCompare (QStringView ss) const
short toShort (bool *ok=nullptr, int base=10) const
 Returns the string converted to a short using base base, which is 10 by default and must be between 2 and 36, or 0.
ushort toUShort (bool *ok=nullptr, int base=10) const
 Returns the string converted to an {unsigned short} using base base, which is 10 by default and must be between 2 and 36, or 0.
int toInt (bool *ok=nullptr, int base=10) const
 Returns the string converted to an int using base base, which is 10 by default and must be between 2 and 36, or 0.
uint toUInt (bool *ok=nullptr, int base=10) const
 Returns the string converted to an {unsigned int} using base base, which is 10 by default and must be between 2 and 36, or 0.
long toLong (bool *ok=nullptr, int base=10) const
 Returns the string converted to a long using base base, which is 10 by default and must be between 2 and 36, or 0.
ulong toULong (bool *ok=nullptr, int base=10) const
 Returns the string converted to an {unsigned long} using base base, which is 10 by default and must be between 2 and 36, or 0.
qlonglong toLongLong (bool *ok=nullptr, int base=10) const
 Returns the string converted to a {long long} using base base, which is 10 by default and must be between 2 and 36, or 0.
qulonglong toULongLong (bool *ok=nullptr, int base=10) const
 Returns the string converted to an {unsigned long long} using base base, which is 10 by default and must be between 2 and 36, or 0.
float toFloat (bool *ok=nullptr) const
 Returns the string converted to a float value.
double toDouble (bool *ok=nullptr) const
 Returns the string converted to a double value.
QString & setNum (short, int base=10)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
QString & setNum (ushort, int base=10)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
QString & setNum (int, int base=10)
 Sets the string to the printed value of n in the specified base, and returns a reference to the string.
QString & setNum (uint, int base=10)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
QString & setNum (long, int base=10)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
QString & setNum (ulong, int base=10)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
QString & setNum (qlonglong, int base=10)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
QString & setNum (qulonglong, int base=10)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
QString & setNum (float, char formatformat='g', int precisionprecision=6)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Sets the string to the printed value of n, formatted according to the given format and precision, and returns a reference to the string.
QString & setNum (double, char formatformat='g', int precisionprecision=6)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Sets the string to the printed value of n, formatted according to the given format and precision, and returns a reference to the string.
QT_ASCII_CAST_WARN QString (const char *ch)
 Constructs a string initialized with the 8-bit string str.
QT_ASCII_CAST_WARN QString (const QByteArray &a)
 Constructs a string initialized with the byte array ba.
QT_ASCII_CAST_WARN QString & operator= (const char *ch)
QT_ASCII_CAST_WARN QString & operator= (const QByteArray &aa)
QT_ASCII_CAST_WARN QString & prepend (const char *ss)
QT_ASCII_CAST_WARN QString & prepend (const QByteArray &ss)
QT_ASCII_CAST_WARN QString & append (const char *ss)
QT_ASCII_CAST_WARN QString & append (const QByteArray &ss)
QT_ASCII_CAST_WARN QString & insert (qsizetype i, const char *ss)
QT_ASCII_CAST_WARN QString & insert (qsizetype i, const QByteArray &ss)
QT_ASCII_CAST_WARN QString & operator+= (const char *ss)
QT_ASCII_CAST_WARN QString & operator+= (const QByteArray &ss)
iterator begin ()
 Returns an \l{STL-style iterators}{STL-style iterator} pointing to the first character in the string.
const_iterator begin () const
const_iterator cbegin () const
const_iterator constBegin () const
 Returns a const \l{STL-style iterators}{STL-style iterator} pointing to the first character in the string.
iterator end ()
 Returns an \l{STL-style iterators}{STL-style iterator} pointing just after the last character in the string.
const_iterator end () const
const_iterator cend () const
const_iterator constEnd () const
 Returns a const \l{STL-style iterators}{STL-style iterator} pointing just after the last character in the string.
reverse_iterator rbegin ()
reverse_iterator rend ()
const_reverse_iterator rbegin () const
const_reverse_iterator rend () const
const_reverse_iterator crbegin () const
const_reverse_iterator crend () const
void push_back (QChar cc)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Appends the given ch character onto the end of this string.
void push_back (const QString &s)
 This function is provided for STL compatibility, appending the given other string onto the end of this string.
void push_front (QChar cc)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.Prepends the given ch character to the beginning of this string.
void push_front (const QString &s)
 This function is provided for STL compatibility, prepending the given other string to the beginning of this string.
void shrink_to_fit ()
iterator erase (const_iterator firstfirst, const_iterator last)
iterator erase (const_iterator it)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
constexpr qsizetype max_size () const noexcept
std::string toStdString () const
 Returns a std::string object with the data contained in this QString.
std::wstring toStdWString () const
 Returns a std::wstring object with the data contained in this QString.
std::u16string toStdU16String () const
std::u32string toStdU32String () const
constexpr Q_IMPLICIT operator std::u16string_view () const noexcept
 \target qstring-operator-std-u16string_view
constexpr bool isNull () const
 Returns true if this string is null; otherwise returns false.
bool isRightToLeft () const
 Returns true if the string is read right to left.
bool isValidUtf16 () const noexcept
 QString (qsizetype sizesize, Qt::Initialization)
Q_DECL_CONSTEXPR_DTOR QString (DataPointer &&dd)
DataPointer & data_ptr ()
const DataPointer & data_ptr () const

Static Public Member Functions

static bool compare (const QChar *lhs, const char *rhs, int lengthlength)
static bool compare (const char *lhs, const char *rhs, int lengthlength)
static quint32 stringHash (const QChar *datadata, int lengthlength)
static quint32 stringHash (const char *datadata, int lengthlength)
Static Public Member Functions inherited from QString
static constexpr qsizetype maxSize () noexcept
static QString vasprintf (const char *format, va_list ap) Q_ATTRIBUTE_FORMAT_PRINTF(1
static QString static QString asprintf (const char *format,...) Q_ATTRIBUTE_FORMAT_PRINTF(1
static QString fromLatin1 (QByteArrayView ba)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
static Q_WEAK_OVERLOAD QString fromLatin1 (const QByteArray &ba)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
static QString fromLatin1 (const char *str, qsizetype sizesize)
 Returns a QString initialized with the first size characters of the Latin-1 string str.
static QString fromUtf8 (QByteArrayView utf8)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
static Q_WEAK_OVERLOAD QString fromUtf8 (const QByteArray &ba)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
static QString fromUtf8 (const char *utf8, qsizetype sizesize)
 Returns a QString initialized with the first size bytes of the UTF-8 string str.
static QString fromLocal8Bit (QByteArrayView ba)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
static Q_WEAK_OVERLOAD QString fromLocal8Bit (const QByteArray &ba)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
static QString fromLocal8Bit (const char *str, qsizetype sizesize)
 Returns a QString initialized with the first size characters of the 8-bit string str.
static QString fromUtf16 (const char16_t *, qsizetype sizesize=-1)
static QString fromUcs4 (const char32_t *, qsizetype sizesize=-1)
static QString fromRawData (const char16_t *unicode, qsizetype sizesize)
static QString fromRawData (const QChar *, qsizetype sizesize)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
static QString fromWCharArray (const wchar_t *stringstring, qsizetype sizesize=-1)
static int compare (const QString &s1s1, const QString &s2, Qt::CaseSensitivity cs=Qt::CaseSensitive) noexcept
static int compare (const QString &s1s1, QLatin1StringView s2, Qt::CaseSensitivity cs=Qt::CaseSensitive) noexcept
static int compare (QLatin1StringView s1s1, const QString &s2, Qt::CaseSensitivity cs=Qt::CaseSensitive) noexcept
static int compare (const QString &s1s1, QStringView s2, Qt::CaseSensitivity cs=Qt::CaseSensitive) noexcept
static int compare (QStringView s1s1, const QString &s2, Qt::CaseSensitivity cs=Qt::CaseSensitive) noexcept
static int localeAwareCompare (const QString &s1s1, const QString &s2)
 Compares s1 with s2 and returns an integer less than, equal to, or greater than zero if s1 is less than, equal to, or greater than s2.
static int localeAwareCompare (QStringView s1s1, QStringView s2)
static QString number (int, int base=10)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
static QString number (uint, int base=10)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
static QString number (long, int base=10)
 Returns a string equivalent of the number n according to the specified base.
static QString number (ulong, int base=10)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
static QString number (qlonglong, int base=10)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
static QString number (qulonglong, int base=10)
 This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts.
static QString number (double, char formatformat='g', int precisionprecision=6)
 Returns a string representing the floating-point number n.
static QString fromStdString (const std::string &s)
static QString fromStdWString (const std::wstring &s)
 Returns a copy of the str string.
static QString fromStdU16String (const std::u16string &s)
static QString fromStdU32String (const std::u32string &s)

Friends

class QHashedStringRef
class QStringHashNode
size_t qHash (const QHashedString &keykey, size_t seed=0)

Additional Inherited Members

Public Types inherited from QString
enum  SectionFlag {
  SectionDefault = 0x00 , SectionSkipEmpty = 0x01 , SectionIncludeLeadingSep = 0x02 , SectionIncludeTrailingSep = 0x04 ,
  SectionCaseInsensitiveSeps = 0x08
}
 This enum specifies flags that can be used to affect various aspects of the section() function's behavior with respect to separators and empty fields. More...
enum  NormalizationForm { NormalizationForm_D , NormalizationForm_C , NormalizationForm_KD , NormalizationForm_KC }
 This enum describes the various normalized forms of Unicode text. More...
typedef QStringPrivate DataPointer
typedef QChar * iterator
typedef const QChar * const_iterator
typedef iterator Iterator
 Qt-style synonym for QString::iterator.
typedef const_iterator ConstIterator
 Qt-style synonym for QString::const_iterator.
typedef std::reverse_iterator< iterator > reverse_iterator
typedef std::reverse_iterator< const_iterator > const_reverse_iterator
typedef qsizetype size_type
typedef qptrdiff difference_type
typedef const QChar & const_reference
typedef QChar & reference
typedef QChar * pointer
 The QString::pointer typedef provides an STL-style pointer to a QString element (QChar).
typedef const QChar * const_pointer
 The QString::const_pointer typedef provides an STL-style const pointer to a QString element (QChar).
typedef QChar value_type
Public Attributes inherited from QString
static QString static QString qsizetype from = 0
static QString static QString qsizetype Qt::CaseSensitivity cs = Qt::CaseSensitive) const
qsizetype from = 0
qsizetype Qt::CaseSensitivity cs = Qt::CaseSensitive) const
Related Symbols inherited from QString
 Returns a string which is the result of concatenating s1 and s2.
 Returns a string which is the result of concatenating s1 and s2 (s2 is converted to Unicode using the QString::fromUtf8() function).
 Returns a string which is the result of concatenating s1 and s2 (s1 is converted to Unicode using the QString::fromUtf8() function).
 Writes the given string to the specified stream.
 Reads a string from the specified stream into the given string.
 \macro QStringLiteral(str)

Detailed Description

Definition at line 30 of file qhashedstring_p.h.

Constructor & Destructor Documentation

◆ QHashedString() [1/4]

QHashedString::QHashedString ( )
inline

Definition at line 143 of file qhashedstring_p.h.

◆ QHashedString() [2/4]

QHashedString::QHashedString ( const QString & string)
inline

Definition at line 148 of file qhashedstring_p.h.

◆ QHashedString() [3/4]

QHashedString::QHashedString ( const QString & string,
quint32 hash )
inline

Definition at line 153 of file qhashedstring_p.h.

◆ QHashedString() [4/4]

QHashedString::QHashedString ( const QHashedString & string)
inline

Definition at line 158 of file qhashedstring_p.h.

Member Function Documentation

◆ compare() [1/2]

bool QHashedString::compare ( const char * lhs,
const char * rhs,
int length )
inlinestatic

Definition at line 410 of file qhashedstring_p.h.

◆ compare() [2/2]

bool QHashedString::compare ( const QChar * lhs,
const char * rhs,
int length )
inlinestatic

Definition at line 401 of file qhashedstring_p.h.

◆ existingHash()

quint32 QHashedString::existingHash ( ) const
inline

Definition at line 190 of file qhashedstring_p.h.

◆ hash()

quint32 QHashedString::hash ( ) const
inline

Definition at line 184 of file qhashedstring_p.h.

◆ operator=()

QHashedString & QHashedString::operator= ( const QHashedString & string)
inline

Definition at line 163 of file qhashedstring_p.h.

◆ operator==() [1/2]

bool QHashedString::operator== ( const QHashedString & string) const
inline

Definition at line 170 of file qhashedstring_p.h.

◆ operator==() [2/2]

bool QHashedString::operator== ( const QHashedStringRef & string) const
inline

Definition at line 176 of file qhashedstring_p.h.

◆ stringHash() [1/2]

quint32 QHashedString::stringHash ( const char * data,
int length )
inlinestatic

Definition at line 422 of file qhashedstring_p.h.

◆ stringHash() [2/2]

quint32 QHashedString::stringHash ( const QChar * data,
int length )
inlinestatic

Definition at line 417 of file qhashedstring_p.h.

◆ qHash

size_t qHash ( const QHashedString & key,
size_t seed = 0 )
friend

Definition at line 55 of file qhashedstring_p.h.

◆ QHashedStringRef

friend class QHashedStringRef
friend

Definition at line 52 of file qhashedstring_p.h.

◆ QStringHashNode

friend class QStringHashNode
friend

Definition at line 53 of file qhashedstring_p.h.

The documentation for this class was generated from the following file: