The QStringEncoder class provides a state-based encoder for text.| doc.qt.io
The QStringDecoder class provides a state-based decoder for text.| doc.qt.io
The QUtf8StringView class provides a unified view on UTF-8 strings with a read-only subset of the QString API.| doc.qt.io
The QAnyStringView class provides a unified view on Latin-1, UTF-8, or UTF-16 strings with a read-only subset of the QString API.| doc.qt.io
The QRegularExpressionMatch class provides the results of a matching a QRegularExpression against a string.| doc.qt.io