From Cppreference
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size_t fread( const void *buffer, size_t size, size_t count, FILE *stream );
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Reads specified number of objects in the array buffer from the given input stream stream. Objects are not interpreted in any way.
[edit] Parameters
buffer
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pointer to the first object object in the array to be read
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size
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size of each object in bytes
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count
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the number of the objects to be read
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[edit] Return value
number of objects read successfully
[edit] See also
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reads formatted input from stdin, a file stream or a buffer (function)
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gets a character string from a file stream (function)
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writes to a file (function)
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