C++ Programming/Code/Standard C Library/Functions/strspn
strspn
| Syntax |
#include <cstring>
size_t strspn( const char *str1, const char *str2 );
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The strspn() function returns the index of the first character in str1 that doesn't match any character in str2.
Category:Book:C++ Programming#Code/Standard%20C%20Library/Functions/strspn%20