strspn
Syntax:
#include <cstring> size_t strspn( const char *str1, const char *str2 );
The strspn() function returns the index of the first character in str1 that doesn't match any character in str2.
Related topics:
#include <cstring> size_t strspn( const char *str1, const char *str2 );
The strspn() function returns the index of the first character in str1 that doesn't match any character in str2.