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 行
; 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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