关于数学表达式问题(25分)

W

wangtt

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• 2002-12-30

• #1

请教：怎样把一个数学表达式的字符串转换成计算的结果？<br>

 

L

lu.weifeng

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• 2002-12-30

• #2

GZ

 

J

jsxjd

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• 2002-12-30

• #3

调用脚本！<br><br>procedure TForm1.BitBtn2Click(Sender: TObject);<br>var<br>&nbsp; vScript,x: Variant;<br>begin<br>&nbsp; vScript := CreateOleObject('ScriptControl');<br>&nbsp; vScript.Language := 'JavaScript';<br>&nbsp; x:= vScript.Eval('(12+3)*5');<br>&nbsp; showmessage(x);<br>end;<br>

 

L

lu.weifeng

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• 2002-12-30

• #4

最簡單的方法用select語句讓它在SQL Server 上執行!

 

W

wangtt

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• 2002-12-30

• #5

To jsxjd:<br>&nbsp; 多谢！