执行以下程序就知道了<script language=vbs>
function trans1(strContent)
strContent = Replace(strContent, "", "<b>")
strContent = Replace(strContent, "", "</b>")
trans1=strContent
end functionfunction trans2(strContent)
set re = New RegExp
re.Global = True
re.IgnoreCase = True
re.Pattern = "\[b\](.*?)\[\/b\]"
strContent = re.Replace(strContent,"<b>$1</b>")
trans2=strContent
end functionfunction trans3(strContent)
set re = New RegExp
re.Global = True
re.IgnoreCase = True
re.Pattern = "\[b\]"
strContent = re.Replace(strContent,"<b>")
re.Pattern = "\[\/b\]"
strContent = re.Replace(strContent,"</b>")
trans3=strContent
end functionfunction trans4(strContent)
set re = New RegExp
re.Global = True
re.IgnoreCase = True
re.Pattern = "\[(\/?b)\]"
strContent = re.Replace(strContent,"<$1>")
trans4=strContent
end function</script>
<SCRIPT LANGUAGE="JScript">
function Repeat(str,n){
/************(qiushuiwuhen 2002-5-26)**************/
for (t=Math.round(Math.sqrt(n)); t>0; t--)if(n%t==0)break;
var tmp=new Array(t+1).join(str)
return new Array(n/t+1).join(tmp)
}
function SubmitEnter(num){
var str=Repeat("test",num)
var ret="count="+num
var loStartDate = new Date();
lsHTML=trans1(str);
var loEndDate = new Date();
ret+="\n"+(loEndDate-loStartDate+":"+lsHTML.length); var loStartDate = new Date();
lsHTML=trans2(str);
var loEndDate = new Date();
ret+="\n"+(loEndDate-loStartDate+":"+lsHTML.length); var loStartDate = new Date();
lsHTML=trans3(str);
var loEndDate = new Date();
ret+="\n"+(loEndDate-loStartDate+":"+lsHTML.length); var loStartDate = new Date();
lsHTML=trans4(str);
var loEndDate = new Date();
ret+="\n"+(loEndDate-loStartDate+":"+lsHTML.length);
alert(ret)
}
</script><input type=text name=count value=10000>
<INPUT type=button onclick=SubmitEnter(document.all.count.value) value="submit">
function trans1(strContent)
strContent = Replace(strContent, "", "<b>")
strContent = Replace(strContent, "", "</b>")
trans1=strContent
end functionfunction trans2(strContent)
set re = New RegExp
re.Global = True
re.IgnoreCase = True
re.Pattern = "\[b\](.*?)\[\/b\]"
strContent = re.Replace(strContent,"<b>$1</b>")
trans2=strContent
end functionfunction trans3(strContent)
set re = New RegExp
re.Global = True
re.IgnoreCase = True
re.Pattern = "\[b\]"
strContent = re.Replace(strContent,"<b>")
re.Pattern = "\[\/b\]"
strContent = re.Replace(strContent,"</b>")
trans3=strContent
end functionfunction trans4(strContent)
set re = New RegExp
re.Global = True
re.IgnoreCase = True
re.Pattern = "\[(\/?b)\]"
strContent = re.Replace(strContent,"<$1>")
trans4=strContent
end function</script>
<SCRIPT LANGUAGE="JScript">
function Repeat(str,n){
/************(qiushuiwuhen 2002-5-26)**************/
for (t=Math.round(Math.sqrt(n)); t>0; t--)if(n%t==0)break;
var tmp=new Array(t+1).join(str)
return new Array(n/t+1).join(tmp)
}
function SubmitEnter(num){
var str=Repeat("test",num)
var ret="count="+num
var loStartDate = new Date();
lsHTML=trans1(str);
var loEndDate = new Date();
ret+="\n"+(loEndDate-loStartDate+":"+lsHTML.length); var loStartDate = new Date();
lsHTML=trans2(str);
var loEndDate = new Date();
ret+="\n"+(loEndDate-loStartDate+":"+lsHTML.length); var loStartDate = new Date();
lsHTML=trans3(str);
var loEndDate = new Date();
ret+="\n"+(loEndDate-loStartDate+":"+lsHTML.length); var loStartDate = new Date();
lsHTML=trans4(str);
var loEndDate = new Date();
ret+="\n"+(loEndDate-loStartDate+":"+lsHTML.length);
alert(ret)
}
</script><input type=text name=count value=10000>
<INPUT type=button onclick=SubmitEnter(document.all.count.value) value="submit">
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