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1. What is the difference between "calloc(...)" and "malloc(...)"?

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Old 07-30-2007, 08:10 AM
oxygen oxygen is offline
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Default 1. What is the difference between "calloc(...)" and "malloc(...)"?

What is the difference between "calloc(...)" and "malloc(...)"?
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Old 07-30-2007, 08:13 AM
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Thumbs up Re: What is the difference between "calloc(...)" and "malloc(...)"?

1. calloc(...) allocates a block of memory for an array of elements of a certain size. By default the block is initialized to 0. The total number of memory allocated will be (number_of_elements * size).

malloc(...) takes in only a single argument which is the memory required in bytes. malloc(...) allocated bytes of memory and not blocks of memory like calloc(...).

2. malloc(...) allocates memory blocks and returns a void pointer to the allocated space, or NULL if there is insufficient memory available.

calloc(...) allocates an array in memory with elements initialized to 0 and returns a pointer to the allocated space. calloc(...) calls malloc(...) in order to use the C++ _set_new_mode function to set the new handler mode.
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