C++ Programming/Code/Standard C Library/Functions/strcspn

strcspn

edit
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
strpbrk - strrchr - strstr - strtok