vl_compare.h File Reference

#include "vl_numtypes.h"

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Typedefs
typedef vl_int_t(*	vl_compare_function) (const void *dataA, const void *dataB)

Typedef Documentation

vl_compare_function

typedef vl_int_t(* vl_compare_function) (const void *dataA, const void *dataB)

The compare function typedef. Used for sorting.

In most cases, the following holds true for sorting in ascending order: Should return < 0 if dataA > dataB. Should return > 0 if dataA < dataB. Should return 0 if dataA == dataB.

Parameters

dataA	pointer to first datum
dataB	pointer to second datum