SDL Wiki
(This is the documentation for SDL3, which is the current stable version. SDL2 was the previous version!)

SDL_strnlen

This works exactly like strnlen() but doesn't require access to a C runtime.

Header File

Defined in <SDL3/SDL_stdinc.h>

Syntax

size_t SDL_strnlen(const char *str, size_t maxlen);

Function Parameters

const char * str The null-terminated string to read. Must not be NULL.
size_t maxlen The maximum amount of bytes to count.

Return Value

(size_t) Returns The length (in bytes, excluding the null terminator) of src but never more than maxlen.

Remarks

Counts up to a maximum of maxlen bytes in str, excluding the null terminator.

If you need the length of a UTF-8 string, consider using SDL_utf8strnlen().

Thread Safety

It is safe to call this function from any thread.

Version

This function is available since SDL 3.1.3.

See Also


CategoryAPI, CategoryAPIFunction, CategoryStdinc


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