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

SDL_free

Free allocated memory.

Header File

Defined in <SDL3/SDL_stdinc.h>

Syntax

void SDL_free(void *mem);

Function Parameters

void *

mem

a pointer to allocated memory, or NULL.

Remarks

The pointer is no longer valid after this call and cannot be dereferenced anymore.

If mem is NULL, this function does nothing.

Thread Safety

It is safe to call this function from any thread.

Version

This function is available since SDL 3.1.3.

See Also

• SDL_malloc
• SDL_calloc
• SDL_realloc

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CategoryAPI, CategoryAPIFunction, CategoryStdinc

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