strcspn
Syntax:
#include <cstring> size_t strcspn( const char *str1, const char *str2 );
The function strcspn() returns the index of the first character in str1 that matches any of the characters in str2.
Related topics:
#include <cstring> size_t strcspn( const char *str1, const char *str2 );
The function strcspn() returns the index of the first character in str1 that matches any of the characters in str2.