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2007-02-26 10:34:58
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// ÕûÀí£ºhttp://www.CodeBit.cn
function
getQueryString(
name
)
{
// Èç¹ûÁ´½ÓûÓвÎÊý£¬»òÕßÁ´½ÓÖв»´æÔÚÎÒÃÇÒª»ñÈ¡µÄ²ÎÊý£¬Ö±½Ó·µ»Ø¿Õ
if
(
location.href
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(
"?"
)
==-1
|| location.href
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name
+'='
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==-1
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{
return
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;
}
// »ñÈ¡Á´½ÓÖвÎÊý²¿·Ö
var
queryString = location.href
.substring
(
location.href
.indexOf
(
"?"
)
+1
)
;
// ·ÖÀë²ÎÊý¶Ô ?key=value&key2=value2
var
parameter
s = queryString.split
(
"&"
)
;
var
pos, paraName, paraValue;
for
(
var
i=0
; i<parameter
s.length
; i++)
{
// »ñÈ¡µÈºÅλÖÃ
pos = parameter
s[
i]
.indexOf
(
'='
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;
if
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pos == -1
)
{
continue
; }
// »ñÈ¡name ºÍ value
paraName = parameter
s[
i]
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0
, pos)
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paraValue = parameter
s[
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(
pos + 1
)
;
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if
(
paraName == name
)
{
return
unescape(
paraValue.replace
(
/\+/g
, " "
)
)
;
}
}
return
''
;
}
;
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1.ÉùÃ÷
var myString = new String("Every good boy does fine.");
var myString = "Every good boy does fine.";
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var a = "hello";
var b = ",world";
var c = a.concat(b);
alert(c);
//c = "hello,world"
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<html xmlns="http://www.w3.org/1999/xhtml">
<head>
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