std::strspn

Defined in header <cstring>
size_t strspn( const char *dest, const char *src );

Returns the length of the maximum initial segment of the character string pointed to by dest, that consists of only the characters found in character string pointed to by src.

Parameters

dest	-	pointer to the null-terminated character string to be analyzed
src	-	pointer to the null-terminated character string that contains the characters to search for

Return value

the length of the maximum initial segment that contains only characters from character string pointed to by src

Template:example cpp Template:cpp/string/narrow/dcl list strcspnTemplate:cpp/string/narrow/dcl list strpbrk