SDL_CompareCallback.3type - Man Page

A callback used with SDL sorting and binary search functions.

Header File

Defined in SDL3/SDL_stdinc.h

Synopsis

#include "SDL3/SDL.h"

typedef int (SDLCALL *SDL_CompareCallback)(const void *a, const void *b);

Function Parameters

a

a pointer to the first element being compared.

b

a pointer to the second element being compared.

Return Value

Returns -1 if a should be sorted before b , 1 if b should be sorted before a , 0 if they are equal. If two elements are equal, their order in the sorted array is undefined.

Availability

This callback is available since SDL 3.2.0.

See Also

·(3), SDL_bsearch(3), ·(3), SDL_qsort(3)

Info

SDL 3.2.2 Simple Directmedia Layer SDL3 DATATYPES