#include <time.h>clock_t clock(void);

The clock( ) function returns a value that approximates the amount of time the calling program has been running. To transform this value into seconds, divide it by CLOCKS_PER_SEC. A value of –1 is returned if the time is not available.

Related functions are time( ), asctime( ), and ctime( ).

C(s)C++ Programmer's Reference
C Programming on the IBM PC (C Programmers Reference Guide Series)
ISBN: 0673462897
EAN: 2147483647
Year: 2002
Pages: 539

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