7.34 CPU_TIME — CPU elapsed time in seconds

Description:

Returns a REAL value representing the elapsed CPU time in seconds. This is useful for testing segments of code to determine execution time.

Option:

f95, gnu

Class:

subroutine

Syntax:

CPU_TIME(X)

Arguments:

X	The type shall be REAL with intent out.

Return value:

None

Example:

          program test_cpu_time
              real :: start, finish
              call cpu_time(start)
                  ! put code to test here
              call cpu_time(finish)
              print '("Time = ",f6.3," seconds.")',finish-start
          end program test_cpu_time