Obsolete Members for <QtAlgorithms>

The following members of class <QtAlgorithms> are deprecated. They are provided to keep old source code working. We strongly advise against using them in new code.

Functions

(deprecated) void qSwap(T &var1, T &var2)

Function Documentation

template <typename T> void qSwap(T &var1, T &var2)

This function is deprecated. We strongly advise against using it in new code.

Use std::swap instead.

Exchanges the values of variables var1 and var2.

Example:

double pi = 3.14;
double e = 2.71;

qSwap(pi, e);
// pi == 2.71, e == 3.14

© 2021 The Qt Company Ltd. Documentation contributions included herein are the copyrights of their respective owners. The documentation provided herein is licensed under the terms of the GNU Free Documentation License version 1.3 as published by the Free Software Foundation. Qt and respective logos are trademarks of The Qt Company Ltd. in Finland and/or other countries worldwide. All other trademarks are property of their respective owners.