QString s( "Five pineapples" ); QString t = s.mid( 5, 4 ); // t == "pine"
转载于:https://www.cnblogs.com/QString/archive/2012/10/07/2714256.html
QString s( "Five pineapples" ); QString t = s.mid( 5, 4 ); // t == "pine"
转载于:https://www.cnblogs.com/QString/archive/2012/10/07/2714256.html