GetBody asp实现截取字符串的代码
时间:2019-10-09 14:27 来源/作者:asp代码网
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'==================================================
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'函数名:GetBody
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'作 用:截取字符串
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'参 数:ConStr ------将要截取的字符串
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'参 数:StartStr ------开始字符串
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'参 数:OverStr ------结束字符串
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'参 数:IncluL ------是否包含StartStr
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'参 数:IncluR ------是否包含OverStr
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'==================================================
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Function GetBody(ConStr,StartStr,OverStr,IncluL,IncluR)
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If ConStr="$False$" or ConStr="" or IsNull(ConStr)=True Or StartStr="" or IsNull(StartStr)=True Or OverStr="" or IsNull(OverStr)=True Then
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GetBody="$False$"
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Exit Function
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End If
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Dim ConStrTemp
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Dim Start,Over
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ConStrTemp=Lcase(ConStr)
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StartStr=Lcase(StartStr)
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OverStr=Lcase(OverStr)
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Start = InStrB(1, ConStrTemp, StartStr, vbBinaryCompare)
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If Start<=0 then
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GetBody="$False$"
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Exit Function
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Else
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If IncluL=False Then
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Start=Start+LenB(StartStr)
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End If
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End If
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Over=InStrB(Start,ConStrTemp,OverStr,vbBinaryCompare)
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If Over<=0 Or Over<=Start then
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GetBody="$False$"
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Exit Function
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Else
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If IncluR=True Then
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Over=Over+LenB(OverStr)
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End If
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End If
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GetBody=MidB(ConStr,Start,Over-Start)
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End Function
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