64,654
社区成员
发帖
与我相关
我的任务
分享
#include <string>
size_type find( const string& str, size_type index = 0 ) const;
size_type find( const Char* str, size_type index = 0 ) const;
size_type find( const Char* str, size_type index, size_type length ) const;
size_type find( Char ch, size_type index = 0 ) const;