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==qsort==

Item
Value
Header file
stdlib.h
Declaration
void qsort(void *buf, size_t num, size_t size, int (*compare)  (const void *, const void *));
Function
sorts the array *buf using a Quicksort.
Parameter
The number of elements in the array is specified by num, and the size (in bytes) of each element is described by size.
<p>The function pointed to by compare is used to compare two elements of the array.</p>
<p>The form of the compare function must be as follows:</p>

   
<source lang="cpp">int func_name(const void *arg1, const void *arg2);</source>