asp下实现UrlEncoding转换编码的代码

作者: 丿画忆
来源: 51数据库
2021-07-11

'==================================================
'函数名：urlencoding
'作  用：转换编码
'==================================================
function urlencoding(datastr)
    dim strreturn,si,thischr,innercode,hight8,low8
    strreturn = ""
    for si = 1 to len(datastr)
        thischr = mid(datastr,si,1)
        if abs(asc(thischr)) < &hff then
            strreturn = strreturn & thischr
        else
            innercode = asc(thischr)
            if innercode < 0 then
               innercode = innercode + &h10000
            end if
            hight8 = (innercode  and &hff00)\ &hff
            low8 = innercode and &hff
            strreturn = strreturn & "%" & hex(hight8) &  "%" & hex(low8)
        end if
    next
    urlencoding = strreturn
end function

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