インテル® Fortran コンパイラー 19.0 デベロッパー・ガイドおよびリファレンス

CLOCKX

Portability Subroutine: Returns the processor clock in units of microseconds.

Module

USE IFPORT

CALL CLOCKX (clock)

clock

(Input) REAL(8). The current time.

On Windows systems, this subroutine has millisecond precision, and the last three digits of the returned value are not significant.