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Built-in Functions
Requires:
Examples:
#INCLUDE <stdlib.h>
int nums[5]={1,2,3,4,5};
int compar(const void *arg1,const void *arg2);
void main() {
int *ip, key;
key = 3;
ip = bsearch(&key, nums, 5, sizeof(int), compar);
}
int compar(const void *arg1,const void *arg2)
{
if ( * (int *) arg1 < ( * (int *) arg2) return – 1
else if ( * (int *) arg1 == ( * (int *) arg2) return 0
else return 1;
}
Example
Files:
Also See:
calloc( )
Syntax:
None
qsort()
ptr=calloc( nmem , size )
Parameters: nmem is an integer representing the number of member objects
size is the number of bytes to be allocated for each one of them.
Returns:
Function:
Availability:
Requires:
Examples:
Example
Files:
Also See:
A pointer to the allocated memory, if any. Returns null otherwise.
The calloc function allocates space for an array of nmem objects whose size is
specified by size. The space is initialized to all bits zero.
All devices
#INCLUDE <stdlibm.h>
int * iptr;
iptr=calloc(5,10);
// iptr will point to a block of memory of
// 50 bytes all initialized to 0.
None
realloc(), free(), malloc()
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