PR Calloc

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< NSPR API Reference < Memory Management Operations

Allocates zeroed memory from the heap for a number of objects of a given size.

Contents 1 Syntax 2 Parameters 3 Returns 4 Description

[edit] Syntax

#include <prmem.h>

void *PR_Calloc (
   PRUint32 nelem, 
   PRUint32 elsize);

[edit] Parameters

nelem

The number of elements of size elsize to be allocated.

elsize

The size of an individual element.

[edit] Returns

An untyped pointer to the allocated memory, or if the allocation attempt fails, NULL. Call PR_GetError() to retrieve the error returned by the libc function malloc().

[edit] Description

This function allocates memory on the heap for the specified number of objects of the specified size. All bytes in the allocated memory are cleared.