clock() return processor time used	Function
	SYNOPSIS DESCRIPTION PARAMETERS RETURN VALUES CONFORMANCE MULTITHREAD SAFETY LEVEL PORTING ISSUES AVAILABILITY SEE ALSO

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SYNOPSIS

#include <time.h>

clock_t clock(void);

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DESCRIPTION

The clock() function returns the implementation's best approximation to the processor time used by the process since the beginning of an implementation-dependent time related only to the process invocation. To determine the time in seconds, the value returned by clock() should be divided by the value of CLOCKS_PER_SEC.

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PARAMETERS

None.

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RETURN VALUES

The processor time used or -1 if unknown.

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CONFORMANCE

ANSI/ISO 9899-1990.

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MULTITHREAD SAFETY LEVEL

MT-Safe.

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PORTING ISSUES

None.

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AVAILABILITY

PTC MKS Toolkit for Professional Developers
PTC MKS Toolkit for Professional Developers 64-Bit Edition
PTC MKS Toolkit for Enterprise Developers
PTC MKS Toolkit for Enterprise Developers 64-Bit Edition

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SEE ALSO

Functions:

asctime(), ctime(), difftime(), ftime(), gettimeofday(), gmtime(), localtime(), mktime(), setlocale(), strftime(), time(), times(), tzset(), wait()

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PTC MKS Toolkit 10.5 Documentation Build 40.