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# std::strcspn

From cppreference.com
< cpp‎ | string‎ | byte

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

Returns the length of the maximum initial segment of the byte string pointed to by `dest`, that consists of only the characters not found in byte string pointed to by `src`.

### [edit] Parameters

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

### [edit] Return value

The length of the maximum initial segment that contains only characters not found in the byte string pointed to by `src`

### [edit] Example

| This section is incomplete Reason: no example

### [edit] See also

strspn | returns the length of the maximum initial segment that consists of only the characters found in another byte string (function) [edit]
strpbrk | finds the first location of any character in one string, in another string (function) [edit]
C documentation for strcspn

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