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malloc vs calloc

Arguments



malloc

malloc takes only one argument.


malloc(size in bytes);


calloc

calloc takes two arguments.


calloc(number of elements, size of the element);

Initialization



malloc

malloc doesn't initialize the memory area.

The allocated memory area will have garbage values.

Pictorial Explanation

malloc in c

Animated Tutorial



calloc

calloc initialize the memory area to zero.

Pictorial Explanation

calloc in c

Animated Tutorial





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