chapter04testruntime1.pro

来自「idl 可视化分析与应用(随书程序)」· PRO 代码 · 共 14 行

PRO
14
字号
; Chapter04TestRunTime1.pro
PRO Chapter04TestRunTime1
  MyVariable = DIST(1000, 1000)
  Sum = 0.0
  StartTime = SYSTIME(/SECONDS)
  FOR i = 0, 999 DO BEGIN
    FOR j = 0, 999 DO BEGIN
      Sum = Sum + MyVariable[i,j]
    ENDFOR
  ENDFOR
  EndTime = SYSTIME(/SECONDS)
  PRINT, '数组的和:', Sum
  PRINT, '使用时间:' , EndTime - StartTime
END

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