qanystringview.h File Reference

(4b806d678e68c786f4be3809c72d396ae15bb04c)

#include <QtCore/qcompare.h>
#include <QtCore/qlatin1stringview.h>
#include <QtCore/qstringview.h>
#include <QtCore/qutf8stringview.h>
#include <QtCore/q20type_traits.h>
#include <limits>

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Classes
struct	QtPrivate::wrapped< Tag, Result >
class	QAnyStringView
	\inmodule QtCore More...

Namespaces
namespace	QtPrivate
	\macro QT_NO_KEYWORDS >

Typedefs
template<typename Tag , typename Result >
using	QtPrivate::wrapped_t = typename wrapped<Tag, Result>::type

Functions
	Q_DECLARE_TYPEINFO (QAnyStringView, Q_PRIMITIVE_TYPE)
template<typename QStringLike , std::enable_if_t< std::disjunction_v< std::is_same< QStringLike, QString >, std::is_same< QStringLike, QByteArray > >, bool > = true>
QAnyStringView	qToAnyStringViewIgnoringNull (const QStringLike &s) noexcept

Function Documentation

Q_DECLARE_TYPEINFO()

Q_DECLARE_TYPEINFO	(	QAnyStringView	,
		Q_PRIMITIVE_TYPE	)

qToAnyStringViewIgnoringNull()

template<typename QStringLike , std::enable_if_t< std::disjunction_v< std::is_same< QStringLike, QString >, std::is_same< QStringLike, QByteArray > >, bool > = true>

template< typename QStringLike > qToAnyStringViewIgnoringNull ( const QStringLike & s )

inlinenoexcept

Since

6.0

Convert s to a QAnyStringView ignoring {s.isNull()}.

Returns a string view that references {s}'s data, but is never null.

This is a faster way to convert a QString or QByteArray to a QAnyStringView, if null QStrings or QByteArrays can legitimately be treated as empty ones.

See also

QString::isNull(), QAnyStringView

Definition at line 346 of file qanystringview.h.