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whai is pointer? what is the difference between structure and union
prasoon
on 2011-04-19 09:30:00A pointer is a variable that represents the location (rather than the value) of a data item, such as a variable or an array element.
prasoon
on 2011-04-19 09:30:00the main difference between structure & union is in memory allocation structure allocate the sum of all memory occupied by all variable. but in union the highest memory block is allocated