锘??xml version="1.0" encoding="utf-8" standalone="yes"?>亚洲伦理一区二区,亚洲国产精品成人一区,久久精品国产亚洲一区二区三区 http://www.tkk7.com/gen-sky/archive/2011/04/14/348278.html鏄熸湡浜?/dc:creator>鏄熸湡浜?/author>Thu, 14 Apr 2011 03:01:00 GMT http://www.tkk7.com/gen-sky/archive/2011/04/14/348278.html http://www.tkk7.com/gen-sky/comments/348278.html http://www.tkk7.com/gen-sky/archive/2011/04/14/348278.html#Feedback 0 http://www.tkk7.com/gen-sky/comments/commentRss/348278.html http://www.tkk7.com/gen-sky/services/trackbacks/348278.html
function base64encode(str) { // base64鍔犲瘑
var base64EncodeChars = " ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/ " ;
var out, i, len;
var c1, c2, c3;
len = str.length;
i = 0 ;
out = "" ;
while (i < len) {
c1 = str.charCodeAt(i ++ ) & 0xff ;
if (i == len) {
out += base64EncodeChars.charAt(c1 >> 2 );
out += base64EncodeChars.charAt((c1 & 0x3 ) << 4 );
out += " == " ;
break ;
}
c2 = str.charCodeAt(i ++ );
if (i == len) {
out += base64EncodeChars.charAt(c1 >> 2 );
out += base64EncodeChars.charAt(((c1 & 0x3 ) << 4 ) | ((c2 & 0xF0 ) >> 4 ));
out += base64EncodeChars.charAt((c2 & 0xF ) << 2 );
out += " = " ;
break ;
}
c3 = str.charCodeAt(i ++ );
out += base64EncodeChars.charAt(c1 >> 2 );
out += base64EncodeChars.charAt(((c1 & 0x3 ) << 4 ) | ((c2 & 0xF0 ) >> 4 ));
out += base64EncodeChars.charAt(((c2 & 0xF ) << 2 ) | ((c3 & 0xC0 ) >> 6 ));
out += base64EncodeChars.charAt(c3 & 0x3F );
}
return out;
}
function base64decode(str) { // base64瑙e瘑
var base64DecodeChars = new Array(
- 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 ,
- 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 ,
- 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 , 62 , - 1 , - 1 , - 1 , 63 ,
52 , 53 , 54 , 55 , 56 , 57 , 58 , 59 , 60 , 61 , - 1 , - 1 , - 1 , - 1 , - 1 , - 1 ,
- 1 , 0 , 1 , 2 , 3 , 4 , 5 , 6 , 7 , 8 , 9 , 10 , 11 , 12 , 13 , 14 ,
15 , 16 , 17 , 18 , 19 , 20 , 21 , 22 , 23 , 24 , 25 , - 1 , - 1 , - 1 , - 1 , - 1 ,
- 1 , 26 , 27 , 28 , 29 , 30 , 31 , 32 , 33 , 34 , 35 , 36 , 37 , 38 , 39 , 40 ,
41 , 42 , 43 , 44 , 45 , 46 , 47 , 48 , 49 , 50 , 51 , - 1 , - 1 , - 1 , - 1 , - 1 );
var c1, c2, c3, c4;
var i, len, out;
len = str.length;
i = 0 ;
out = "" ;
while (i < len) {
do {
c1 = base64DecodeChars[str.charCodeAt(i ++ ) & 0xff ];
} while (i < len && c1 == - 1 );
if (c1 == - 1 ) break ;
do {
c2 = base64DecodeChars[str.charCodeAt(i ++ ) & 0xff ];
} while (i < len && c2 == - 1 );
if (c2 == - 1 ) break ;
out += String.fromCharCode((c1 << 2 ) | ((c2 & 0x30 ) >> 4 ));
do {
c3 = str.charCodeAt(i ++ ) & 0xff ;
if (c3 == 61 ) return out;
c3 = base64DecodeChars[c3];
} while (i < len && c3 == - 1 );
if (c3 == - 1 ) break ;
out += String.fromCharCode(((c2 & 0XF ) << 4 ) | ((c3 & 0x3C ) >> 2 ));
do {
c4 = str.charCodeAt(i ++ ) & 0xff ;
if (c4 == 61 ) return out;
c4 = base64DecodeChars[c4];
} while (i < len && c4 == - 1 );
if (c4 == - 1 ) break ;
out += String.fromCharCode(((c3 & 0x03 ) << 6 ) | c4);
}
return out;
}
]]>鍦ㄦ湇鍔″櫒绔垽鏂璻equest鏉ヨ嚜Ajax璇鋒眰(寮傛)榪樻槸浼犵粺璇鋒眰(鍚屾) http://www.tkk7.com/gen-sky/archive/2010/04/29/319692.html鏄熸湡浜?/dc:creator>鏄熸湡浜?/author>Thu, 29 Apr 2010 07:56:00 GMT http://www.tkk7.com/gen-sky/archive/2010/04/29/319692.html http://www.tkk7.com/gen-sky/comments/319692.html http://www.tkk7.com/gen-sky/archive/2010/04/29/319692.html#Feedback 0 http://www.tkk7.com/gen-sky/comments/commentRss/319692.html http://www.tkk7.com/gen-sky/services/trackbacks/319692.html http://holdbelief.javaeye.com/blog/528114
銆銆鍦ㄦ湇鍔″櫒绔垽鏂?span style="background-color: #aaffaa;">request鏉ヨ嚜Ajax璇鋒眰(寮傛)榪樻槸浼犵粺璇鋒眰(鍚屾)錛?/p>
銆銆涓ょ璇鋒眰鍦ㄨ姹傜殑Header涓嶅悓錛孉jax 寮傛璇鋒眰姣斾紶緇熺殑鍚屾璇鋒眰澶氫簡涓涓ご鍙傛暟
銆銆1銆佷紶緇熷悓姝ヨ姹傚弬鏁?/p>
銆銆銆 accept text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
accept-charset gb2312,utf-8;q=0.7,*;q=0.7
accept-encoding gzip,deflate
accept-language zh-cn,zh;q=0.5
cache-control max-age=0
connection keep-alive
cookie JSESSIONID=1A3BED3F593EA9747C9FDA16D309AF6B
host 192.168.101.72:8080
keep-alive 300
referer http://192.168.101.72:8080/htfsweb/spring_security_login
user-agent Mozilla/5.0 (Windows; U; Windows NT 5.1; zh-CN; rv:1.9.0.15) Gecko/2009101601 Firefox/3.0.15 (.NET CLR 3.5.30729)
銆銆2銆丄jax 寮傛璇鋒眰鏂瑰紡
銆銆銆 accept */*
accept-language zh-cn
referer http://192.168.101.72:8080/scm/?token=3b194bff23bf6acecea5661ac8e14c51
x-requested-with XMLHttpRequest
content-type application/x-www-form-urlencoded,text/javascript
accept-encoding gzip, deflate
user-agent Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 5.1; Trident/4.0; QQDownload 598; .NET CLR 2.0.50727; .NET CLR 3.0.04506.648; .NET CLR 3.5.21022; CIBA; .NET CLR 1.1.4322; .NET CLR 3.0.4506.2152; .NET CLR 3.5.30729; InfoPath.1)
host 192.168.101.72:8080
content-length 233
connection Keep-Alive
cache-control no-cache
cookie CSS=undefined; JSESSIONID=1B9AC25036290F7FB6823CCE1A24E541
銆銆鍙互鐪嬪埌 Ajax 璇鋒眰澶氫簡涓?x-requested-with 錛屽彲浠ュ埄鐢ㄥ畠錛?span style="color: #990066;">request .getHeader("x-requested-with"); 涓?null錛屽垯涓轟紶緇熷悓姝ヨ姹傦紝涓?XMLHttpRequest錛屽垯涓?Ajax 寮傛璇鋒眰銆?/span>
]]> [杞琞 js 鏁扮粍 媯绱?/title> http://www.tkk7.com/gen-sky/archive/2009/08/27/292786.html鏄熸湡浜?/dc:creator>鏄熸湡浜?/author>Thu, 27 Aug 2009 03:25:00 GMT http://www.tkk7.com/gen-sky/archive/2009/08/27/292786.html http://www.tkk7.com/gen-sky/comments/292786.html http://www.tkk7.com/gen-sky/archive/2009/08/27/292786.html#Feedback 0 http://www.tkk7.com/gen-sky/comments/commentRss/292786.html http://www.tkk7.com/gen-sky/services/trackbacks/292786.html 杞嚜: http://zhidao.baidu.com/question/42679804.html 鏈夌┖鐮旂┒
緗戜笂鐪嬪埌涓涓佸墠杈堝啓榪囪繖孌電▼搴忥紝璁ㄨJS鏁扮粍鐨勬绱㈤熷害錛屼絾鎴戝彂鐜頒竴涓棶棰橈紝璇風湅錛?
<input id="count" value="50000" size="7" maxlength="6">
<input type="button" value="鏁扮粍鍒濆鍗? onclick="txt.innerHTML = array_init()"><br>
<input type="button" value="浼犵粺寰幆" onclick="txt.innerHTML += method_for()">
<input type="button" value="姝e垯鍖歸厤" onclick="txt.innerHTML += method_regexp()">
<div id="txt"></div>
<SCRIPT LANGUAGE="JavaScript">
var txt = document.getElementById("txt");
var a = new Array();
function array_init()
{
var n = parseInt(document.getElementById("count").value);
a.length = 0;
for(var i=0; i<n; i++)
{
a[i] = Math.random() +"";
}
return "鏁扮粍闀垮害錛?+ n;
}
function method_for()
{
var n = a.length;
var begin = new Date().getTime();
var b = new Array();
for(var i=0; i<n; i++)
{
if(a[i].indexOf("0.9999")==0)
{
b[b.length] = a[i];
}
}
return ("<br>浼犵粺寰幆娉曡楁椂 "+ (new Date().getTime() - begin)
+" 姣錛佹绱㈢殑緇撴灉錛?lt;strong title='"+ b.join("
")
+"'>媯绱㈠埌 "+ b.length +" 涓褰曪紒</strong>");
}
function method_regexp()
{
var begin = new Date().getTime();
var b = new Array();
var s = a.join("\x0f");
var r = new RegExp().compile("0\\.9999\\d+", "g");
b = s.match(r); s = "";
return ("<br>姝e垯鍖歸厤娉曡楁椂 "+ (new Date().getTime() - begin)
+" 姣錛佹绱㈢殑緇撴灉錛?lt;strong title='"+ b.join("
")
+"'>媯绱㈠埌 "+ b.length +" 涓褰曪紒</strong>");
}
</SCRIPT>
闂錛?
褰撳湪IE涓繍琛岀殑鏃跺欙紝姝e垯媯绱㈠緢蹇?
褰撳湪FireFox涓繍琛岀殑鏃跺欙紝緇撴灉鐩稿弽錛岄亶鍘嗘暟緇勫緢蹇紝鑰屾鍒欒繕娌℃湁鍦↖E涓亶鍘嗘暟緇勭殑鏂規硶蹇?
鏈嬪弸浠湁鍏磋叮鐨勮瘯璇曪紝璁ㄨ涓涓婭E涓拰FireFox涓亶鍘嗘暟緇勫拰姝e垯鍚勬槸鎬庝箞涓鍥炰簨
]]> js 浼樺寲緗戝潃 http://www.tkk7.com/gen-sky/archive/2009/08/26/292616.html鏄熸湡浜?/dc:creator>鏄熸湡浜?/author>Wed, 26 Aug 2009 03:11:00 GMT http://www.tkk7.com/gen-sky/archive/2009/08/26/292616.html http://www.tkk7.com/gen-sky/comments/292616.html http://www.tkk7.com/gen-sky/archive/2009/08/26/292616.html#Feedback 0 http://www.tkk7.com/gen-sky/comments/commentRss/292616.html http://www.tkk7.com/gen-sky/services/trackbacks/292616.html
js 浼樺寲 錛堝崄涓柟妗?: http://liuleigang.javaeye.com/blog/376940
javascript 浠g爜浼樺寲 (鏄ラ涓嶈瘑瀛楋紝浣曟晠涔辨妱涔? http://www.javaeye.com/topic/266962
javascipt 搴旂敤錛?http://nomad.javaeye.com/blog/205616
鍐嶈銆奐avaScript浠g爜浼樺寲涓渚嬨?nbsp; http://blog.csdn.net/aimingoo/archive/2007/08/29/1764224.aspx
javascript 浠g爜浼樺寲涓渚嬶紙鏂囷級 http://prowyh.spaces.live.com/blog/cns!EAAA8AB356F88EA0!425.entry
]]> [杞琞 鍏充簬 insertAdjacentHTML insertAdjacentText http://www.tkk7.com/gen-sky/archive/2009/07/09/286032.html鏄熸湡浜?/dc:creator>鏄熸湡浜?/author>Thu, 09 Jul 2009 02:37:00 GMT http://www.tkk7.com/gen-sky/archive/2009/07/09/286032.html http://www.tkk7.com/gen-sky/comments/286032.html http://www.tkk7.com/gen-sky/archive/2009/07/09/286032.html#Feedback 0 http://www.tkk7.com/gen-sky/comments/commentRss/286032.html http://www.tkk7.com/gen-sky/services/trackbacks/286032.html
1 娣誨姞html鍐呭(insertAdjacentHTML鍜宨nsertAdjacentText)
2 dhtml鎻愪緵浜嗕袱涓柟娉曟潵榪涜娣誨姞錛宨nsertAdjacentHTML鍜宨nsertAdjacentText
3 insertAdjacentHTML鏂規硶錛氬湪鎸囧畾鐨勫湴鏂規彃鍏tml鏍囩璇彞銆?br />
4 鍘熷瀷錛歩nsertAdjacentHTML(swhere,stext)
5 鍙傛暟錛?br />
6 swhere:鎸囧畾鎻掑叆html鏍囩璇彞鐨勫湴鏂癸紝鏈夊洓縐嶅煎彲浠ョ敤錛?br />
7 1.beforeBegin:鎻掑叆鍒版爣絳懼紑濮嬪墠
8 2.afterBegin:鎻掑叆鍒版爣絳懼紑濮嬫爣璁板悗
9 3.beforeEnd:鎻掑叆鍒版爣絳劇粨鏉熸爣璁板墠
10 4.afterEnd:鎻掑叆鍒版爣絳劇粨鏉熸爣璁板悗
11 stext:瑕佹彃鍏ョ殑鍐呭
12 渚嬶細var sHTML="< input type =button onclick =" + " go2()" + " value ='Click Me' >< BR > "
13 var sScript='< SCRIPT DEFER > '
14 sScript = sScript + ' function go2() { alert( " Hello from inserted script. " ) } '
15 sScript = sScript + ' </ script' + ' > ';
16 ScriptDiv.insertAdjacentHTML("afterBegin",sHTML + sScript);
17 鍦╤tml姝f枃涓姞鍏ヤ竴琛岋細
18 < DIV ID ="ScriptDiv" ></ Div >
19 鏈緇堝彉鎴愶細
20 < DIV ID ="ScriptDiv" >
21 < input type =button onclick =go2() value ='Click Me' >< BR >
22 < SCRIPT DEFER >
23 function go2() {alert( " Hello from inserted sctipt. " )} '
24 </ script >
25 </ DIV >
26 insertAdjacentText鏂規硶涓巌nsertAdjacentHTML鏂規硶綾諱技錛屽彧涓嶈繃鍙兘鎻掑叆綰枃鏈紝鍙傛暟鐩稿悓
27 trackback:http://gmfzh.bokee.com/3680267.html
28
29
30 鏂規硶鍚嶇О錛歩nsertHtml(where,el,html)
31
32 鍙傛暟浠嬬粛錛?br />
33 where錛氭彃鍏ヤ綅緗傚寘鎷琤eforeBegin,beforeEnd,afterBegin,afterEnd銆?br />
34 el錛氱敤浜庡弬鐓ф彃鍏ヤ綅緗殑html鍏冪礌瀵硅薄
35 html錛氳鎻掑叆鐨刪tml浠g爜
36
37 婧愮爜濡備笅錛?br />
38 < script type ="text/javascript" >
39 <!--
40 function insertHtml(where, el, html) {
41 where = where.toLowerCase();
42 if (el.insertAdjacentHTML) {
43 switch (where) {
44 case " beforebegin " :
45 el.insertAdjacentHTML('BeforeBegin', html);
46 return el.previousSibling;
47 case " afterbegin " :
48 el.insertAdjacentHTML('AfterBegin', html);
49 return el.firstChild;
50 case " beforeend " :
51 el.insertAdjacentHTML('BeforeEnd', html);
52 return el.lastChild;
53 case " afterend " :
54 el.insertAdjacentHTML('AfterEnd', html);
55 return el.nextSibling;
56 }
57 throw 'Illegal insertion point -> " ' + where + ' " ';
58 }
59 var range = el.ownerDocument.createRange();
60 var frag;
61 switch (where) {
62 case " beforebegin " :
63 range.setStartBefore(el);
64 frag = range.createContextualFragment(html);
65 el.parentNode.insertBefore(frag, el);
66 return el.previousSibling;
67 case " afterbegin " :
68 if (el.firstChild) {
69 range.setStartBefore(el.firstChild);
70 frag = range.createContextualFragment(html);
71 el.insertBefore(frag, el.firstChild);
72 return el.firstChild;
73 }else {
74 el.innerHTML = html;
75 return el.firstChild;
76 }
77 case " beforeend " :
78 if (el.lastChild) {
79 range.setStartAfter(el.lastChild);
80 frag = range.createContextualFragment(html);
81 el.appendChild(frag);
82 return el.lastChild;
83 }else {
84 el.innerHTML = html;
85 return el.lastChild;
86 }
87 case " afterend " :
88 range.setStartAfter(el);
89 frag = range.createContextualFragment(html);
90 el.parentNode.insertBefore(frag, el.nextSibling);
91 return el.nextSibling;
92 }
93 throw 'Illegal insertion point -> " ' + where + ' " ';
94 }
95
96 trackback: http:// www.tkk7.com/Scott/archive/2007/08/30/141449.html
97
]]>[杞琞 javascript鐨刾rototype緇ф壙 http://www.tkk7.com/gen-sky/archive/2009/07/08/285950.html鏄熸湡浜?/dc:creator>鏄熸湡浜?/author>Wed, 08 Jul 2009 06:04:00 GMT http://www.tkk7.com/gen-sky/archive/2009/07/08/285950.html http://www.tkk7.com/gen-sky/comments/285950.html http://www.tkk7.com/gen-sky/archive/2009/07/08/285950.html#Feedback 0 http://www.tkk7.com/gen-sky/comments/commentRss/285950.html http://www.tkk7.com/gen-sky/services/trackbacks/285950.html
鍩烘湰鐨勭敤娉?鎶奀lassA鐨勪竴涓疄渚嬭祴鍊肩粰ClassB ClassB灝辯戶鎵夸簡ClassA鐨勬墍鏈夊睘鎬?br />
< script >
function ClassA()
{
this .a = 'a';
}
function ClassB()
{
this .b = 'b';
}
ClassB.prototype= new ClassA();
var objB = new ClassB();
for ( var p in objB)document.write(p + " <br> " );
</ script >
浠庡師鍨嬬戶鎵跨悊璁虹殑瑙掑害鍘昏冭檻 js鐨勫師鍨嬬戶鎵挎槸寮曠敤鍘熷瀷 涓嶆槸澶嶅埗鍘熷瀷
鎵浠?淇敼鍘熷瀷浼氬鑷存墍鏈塀鐨勫疄渚嬬殑鍙樺寲
< script >
function ClassA()
{
this .a = 'a';
}
function ClassB()
{
this .b = 'b';
}
ClassB.prototype= new ClassA();
var objB = new ClassB();
alert(objB.a);
ClassB.prototype.a = 'changed !! ';
alert(objB.a);
</ script >
鐒惰?瀛愮被瀵硅薄鐨勫啓鎿嶄綔鍙闂瓙綾誨璞′腑鎴愬憳 瀹冧滑涔嬮棿涓嶄細浜掔浉褰卞搷
鍥犳 鍐欐槸鍐欏瓙綾?璇繪槸璇誨師鍨嬶紙濡傛灉瀛愮被涓病鏈夌殑璇濓級
< script >
function ClassA()
{
this .a = 'a';
}
function ClassB()
{
this .b = 'b';
}
ClassB.prototype= new ClassA();
var objB1 = new ClassB();
var objB2 = new ClassB();
objB1.a = ' !!! ';
alert(objB1.a);
alert(objB2.a);
</ script >
姣忎釜瀛愮被瀵硅薄閮芥墽鏈夊悓涓涓師鍨嬬殑寮曠敤 鎵浠ュ瓙綾誨璞′腑鐨勫師鍨嬫垚鍛樺疄闄呮槸鍚屼竴涓?br />
< script >
function ClassA()
{
this .a = function () {alert();} ;
}
function ClassB()
{
this .b = function () {alert();} ;
}
ClassB.prototype= new ClassA();
var objB1 = new ClassB();
var objB2 = new ClassB();
alert(objB1.a == objB2.a);
alert(objB1.b == objB2.b);
</ script >
鏋勯犲瓙綾繪椂 鍘熷瀷鐨勬瀯閫犲嚱鏁頒笉浼氳鎵ц
< script >
function ClassA()
{
alert( " a " );
this .a = function () {alert();} ;
}
function ClassB()
{
alert( " b " );
this .b = function () {alert();} ;
}
ClassB.prototype= new ClassA();
var objB1 = new ClassB();
var objB2 = new ClassB();
</ script >
鎺ヤ笅鏉ユ槸鑷村懡鐨勶紝鍦ㄥ瓙綾誨璞′腑璁塊棶鍘熷瀷鐨勬垚鍛樺璞★細
< script >
function ClassA()
{
this .a = [];
}
function ClassB()
{
this .b = function () {alert();} ;
}
ClassB.prototype= new ClassA();
var objB1 = new ClassB();
var objB2 = new ClassB();
objB1.a.push( 1 , 2 , 3 );
alert(objB2.a);
// 鎵鏈塨鐨勫疄渚嬩腑鐨刟鎴愬憳鍏ㄩ兘鍙樹簡錛侊紒
</ script >
鎵浠?鍦╬rototype緇ф壙涓?鍘熷瀷綾諱腑涓嶈兘鏈夋垚鍛樺璞★紒 鎵鏈夋垚鍛樺繀欏繪槸鍊肩被鍨嬫暟鎹紙string涔熷彲浠ワ級
鐢╬rototype緇ф壙鏈夋墽琛屾晥鐜囬珮錛屼笉浼氭氮璐瑰唴瀛橈紝涓虹埗綾誨姩鎬佹坊緗柟娉曞悗瀛愮被涓┈涓婂彲瑙佺瓑鐨勪紭鐐廣?br />
鎴戝氨闈炲父鍠滄鐢╬rototype緇ф壙銆?br />
prototype緇ф壙鏄氳繃鎶婂瓙綾葷殑鍘熷瀷瀵硅薄錛坧rototype錛夎緗垚鐖剁被鐨勪竴涓疄渚嬫潵榪涜緇ф壙鐨勩?br />
鍙畝鍗曠殑榪欐牱璁劇疆緇ф壙鐨勭‘濡傛ゼ涓繪墍璇達紝鏈変笉灝戠己鐐廣傛葷殑鏉ヨ鏈夊洓涓己鐐癸細
緙虹偣涓錛氱埗綾葷殑鏋勯犲嚱鏁頒笉鏄儚JAVA涓偅鏍峰湪緇欏瓙綾昏繘琛屽疄渚嬪寲鏃舵墽琛岀殑錛岃屾槸鍦ㄨ緗戶鎵跨殑鏃跺欐墽琛岀殑錛屽茍涓斿彧鎵ц涓嬈°傝繖寰寰涓嶆槸鎴戜滑甯屾湜鐨勶紝鐗瑰埆鏄埗綾葷殑鏋勯犲嚱鏁頒腑鏈変竴浜涚壒孌婃搷浣滅殑鎯呭喌涓嬨?br />
緙虹偣浜岋細鐢變簬鐖剁被鐨勬瀯閫犲嚱鏁頒笉鏄湪瀛愮被榪涜瀹炰緥鍖栨椂鎵ц錛屽湪鐖剁被鐨勬瀯閫犲嚱鏁頒腑璁劇疆鐨勬垚鍛樺彉閲忓埌浜嗗瓙綾諱腑灝辨垚浜嗘墍鏈夊疄渚嬪璞″叕鏈夌殑鍏叡鍙橀噺銆傜敱浜?
JavaScript涓戶鎵垮彧鍙戠敓鍦?#8220;鑾峰彇”灞炴х殑鍊兼椂錛屽浜庡睘鎬х殑鍊兼槸String錛孨umber鍜孊oolean榪欎簺鏁版嵁鏈韓涓嶈兘琚慨鏀圭殑綾誨瀷鏃舵病鏈?
浠涔堝獎鍝嶃備絾鏄疉rray鍜孫bject綾誨瀷灝變細鏈夐棶棰樸?br />
緙虹偣涓夛細濡傛灉鐖剁被鐨勬瀯閫犲嚱鏁伴渶瑕佸弬鏁幫紝鎴戜滑灝辨病鏈夊姙娉曚簡銆?br />
緙虹偣鍥涳細瀛愮被鍘熸湰鐨勫師鍨嬪璞¤鏇挎崲浜嗭紝瀛愮被鏈韓鐨刢onstructor灞炴у氨娌℃湁浜嗐傚湪綾葷殑瀹炰緥鍙栧畠鐨刢onstructor灞炴ф椂錛屽彇寰楃殑鏄粠鐖剁被涓戶鎵跨殑constructor灞炴э紝浠庤宑onstructor鐨勫兼槸鐖剁被鑰屼笉鏄瓙綾匯?br />
鎴戜篃鏇劇粡涓轟簡榪欏洓涓己鐐瑰ご鐤艱繃錛屼簬鏄prototype緇ф壙榪涜鏀歸犮?br />
鎴戣瘯浜嗗嚑縐嶆柟娉曪紝涓嬮潰鏄垜瑙夊緱鏈濂界殑涓縐嶃傛垜鎶婂畠鍐欐垚Function瀵硅薄鐨勪竴涓柟娉曪紝榪欐牱鐢ㄧ殑鏃跺欐柟渚褲傛柟娉曞涓嬶細
// 綾葷殑緇ф壙-嫻鋒氮鐗?/span>
Function.prototype.Extends = function (parentClass)
{
var Bs = new Function();
Bs.prototype = parentClass.prototype;
this .prototype = new Bs();
this .prototype.Super = parentClass;
this .prototype.constructor = this ;
}
]]> javascript 瀛楃涓叉瘮杈?/title> http://www.tkk7.com/gen-sky/archive/2009/07/03/285381.html鏄熸湡浜?/dc:creator>鏄熸湡浜?/author>Fri, 03 Jul 2009 09:04:00 GMT http://www.tkk7.com/gen-sky/archive/2009/07/03/285381.html http://www.tkk7.com/gen-sky/comments/285381.html http://www.tkk7.com/gen-sky/archive/2009/07/03/285381.html#Feedback 1 http://www.tkk7.com/gen-sky/comments/commentRss/285381.html http://www.tkk7.com/gen-sky/services/trackbacks/285381.html
娌℃湁涓撻棬鐨勬瘮杈冩柟娉曪紝鍙敤 "==" 榪涜姣旇緝銆?br />
鏈夌壒孌婃儏鍐點?br />
褰撴瘮杈?undefined 鏃訛紝浼氬嚭閿欍?br />
<script language="javascript">
var a;
alert(a);
alert(a == 'undefined');
</script>
榪斿洖緇撴灉錛?br />
undefined
false
閭d箞搴旇鎬庝箞鍔炲憿錛?br />
榪欐牱姣旇緝
<script language="javascript">
var a;
alert(a);
alert(a+'.' == 'undefined.');
</script>
榪欎釜鏃跺欎究榪斿洖 true;
]]> JScript 浠g爜鍒ゆ柇涓婁紶鍥劇墖灝哄 http://www.tkk7.com/gen-sky/archive/2009/06/26/241717.html鏄熸湡浜?/dc:creator>鏄熸湡浜?/author>Fri, 26 Jun 2009 10:21:00 GMT http://www.tkk7.com/gen-sky/archive/2009/06/26/241717.html <HTML>
< BODY >
< script >
var img = null ;
function s()
{
if (img)img.removeNode( true );
img = document.createElement( " img " );
img.style.position = " absolute " ;
img.style.visibility = " hidden " ;
img.attachEvent( " onreadystatechange " ,orsc);
img.attachEvent( " onerror " ,oe);
document.body.insertAdjacentElement( " beforeend " ,img);
img.src = inp.value;
}
function oe()
{
alert( " cant load img " );
}
function orsc()
{
if (img.readyState != " complete " ) return false ;
alert( " 鍥劇墖澶у皬錛?/span>" + img.offsetWidth + " X " + img.offsetHeight);
alert( " 鍥劇墖灝哄錛?/span>" + img.fileSize);
}
</ script >
< input id = inp type = " file " >
< br >
< button onclick = " s() " > Test </ button >
</ BODY >
</ HTML >
]]> HTML 灝忔妧鏈?/title> http://www.tkk7.com/gen-sky/archive/2009/06/26/241382.html鏄熸湡浜?/dc:creator>鏄熸湡浜?/author>Fri, 26 Jun 2009 10:13:00 GMT http://www.tkk7.com/gen-sky/archive/2009/06/26/241382.html http://www.tkk7.com/gen-sky/comments/241382.html http://www.tkk7.com/gen-sky/archive/2009/06/26/241382.html#Feedback 0 http://www.tkk7.com/gen-sky/comments/commentRss/241382.html http://www.tkk7.com/gen-sky/services/trackbacks/241382.html
< input type ="text" name =" isa agencyCo" size ="30" d bled ="disabled" />
]]> request 涓?requestScope 鍖哄埆 http://www.tkk7.com/gen-sky/archive/2009/06/25/284148.html鏄熸湡浜?/dc:creator>鏄熸湡浜?/author>Thu, 25 Jun 2009 09:43:00 GMT http://www.tkk7.com/gen-sky/archive/2009/06/25/284148.html http://www.tkk7.com/gen-sky/comments/284148.html http://www.tkk7.com/gen-sky/archive/2009/06/25/284148.html#Feedback 0 http://www.tkk7.com/gen-sky/comments/commentRss/284148.html http://www.tkk7.com/gen-sky/services/trackbacks/284148.html
requestScope鏄竴涓畾涔夛紝 琛ㄦ槑涓涓猦ttp璇鋒眰鐨勬暣涓0鏄庡懆鏈燂紝瀹冨彧鏄竴涓畾涔夎屽凡錛屼笉鏄竴涓璞°?EL涓綘鍙互鍦ㄨ繖涓懆鏈熶腑鏀劇疆銆佽幏鍙栧璞°傦紙褰撶劧錛屽叾瀹炵湡姝g殑鎿嶄綔涔熸槸閽堝request瀵硅薄鐨勶級銆?姣斿${requestScope.a.b}錛屽叾瀹炲氨鏄琛ㄦ槑鎴戝憡璇塲sp瑕佸埌requestScope榪欎釜澹版槑鍛ㄦ湡涓幏鍙栧璞.b.鑰岃儗鍚庣殑瀹炵幇灝辨槸浠巖equest.getAttribute("a"錛岀劧鍚庢牴鎹〃杈懼紡寰楀埌鐩稿簲鐨刟.b瀵硅薄銆?
涓嶄竴鏍?
]]> html select 鍙︾被鐢ㄦ硶 http://www.tkk7.com/gen-sky/archive/2008/12/12/246022.html鏄熸湡浜?/dc:creator>鏄熸湡浜?/author>Fri, 12 Dec 2008 10:34:00 GMT http://www.tkk7.com/gen-sky/archive/2008/12/12/246022.html http://www.tkk7.com/gen-sky/comments/246022.html http://www.tkk7.com/gen-sky/archive/2008/12/12/246022.html#Feedback 0 http://www.tkk7.com/gen-sky/comments/commentRss/246022.html http://www.tkk7.com/gen-sky/services/trackbacks/246022.html
<head>
<script language="javascript">
function number(){
var obj = document.getElementById("mySelect");
/*
for(var i=0;i<obj.options.length;i++){
if(obj.options[i].value=='鎴戠殑鍖呭寘'){
obj.selectedIndex = i;
}
}
*/
obj.value='鎴戠殑鍖呭寘';
//obj.options[obj.selectedIndex] = Option("鎴戠殑鍚冨悆","4");//鍦ㄥ綋鍓嶉変腑鐨勯偅涓殑鍊間腑鏀瑰彉
//obj.selectedIndex = 3;
//obj.options.add(new Option("鎴戠殑鍚冨悆","4"));//鍐嶆坊鍔犱竴涓猳ption
//alert(obj.selectedIndex);//鏄劇ず搴忓彿錛宱ption鑷繁璁劇疆鐨?br />
//obj.options[obj.selectedIndex].text = "鎴戠殑鍚冨悆";//鏇存敼鍊?br />
//obj.remove(obj.selectedIndex);//鍒犻櫎鍔熻兘
}
</script>
</head>
<body>
<select id="mySelect">
<option value="鎴戠殑鍖呭寘">鎴戠殑鍖呭寘</option>
<option value="鎴戠殑鏈湰">鎴戠殑鏈湰</option>
<option value="鎴戠殑娌規補">鎴戠殑娌規補</option>
<option value="鎴戠殑鎷呭瓙">鎴戠殑鎷呭瓙</option>
</select>
<input type="button" name="button" value="鏌ョ湅緇撴灉" onclick="number();">
</body>
</html>
/*
* 浣夸笅鎷夊垪琛ㄧ殑鍐呭涓庨夊畾鐨勬潯浠剁浉絎?nbsp;
*/
function chooseSelect(id,value){
var select = document.getElementById(id);
var options = select.options;
// 寰幆鍙橀噺,鎵懼埌閫傚悎鐨勬暟鍊?br />
for (var i = 0; i < options.length; i += 1) {
if(options[i].value == value){
options[i].selected = true;
}
}
}
]]> [杞琞javascript HTML DOM option瀵硅薄鎬葷粨 http://www.tkk7.com/gen-sky/archive/2008/12/12/246019.html鏄熸湡浜?/dc:creator>鏄熸湡浜?/author>Fri, 12 Dec 2008 10:20:00 GMT http://www.tkk7.com/gen-sky/archive/2008/12/12/246019.html http://www.tkk7.com/gen-sky/comments/246019.html http://www.tkk7.com/gen-sky/archive/2008/12/12/246019.html#Feedback 0 http://www.tkk7.com/gen-sky/comments/commentRss/246019.html http://www.tkk7.com/gen-sky/services/trackbacks/246019.html javascript HTML DOM
option瀵硅薄鎬葷粨
DATA:2008-4-13 18:00 AUTHOR:renxian
ADDR:beijing
涓鍩虹鐞嗚В:
var e = document.getElementById("selectId");
e. options= new O ption("鏂囨湰","鍊?)
;
//鍒涘緩涓涓猳ption瀵硅薄,鍗沖湪<select>鏍囩涓垱寤轟竴涓垨澶氫釜<option
value="鍊?>鏂囨湰</option>
//options鏄釜鏁扮粍,閲岄潰鍙互瀛樻斁澶氫釜<option
value="鍊?>鏂囨湰</option>榪欐牱鐨勬爣絳?/font>
1:options[ ]鏁扮粍鐨勫睘鎬?
length灞炴?--------闀垮害灞炴?/font>
selectedIndex灞炴?-------褰撳墠琚変腑鐨勬涓殑鏂囨湰鐨勭儲寮曞?姝ょ儲寮曞兼槸鍐呭瓨鑷姩鍒嗛厤鐨?0,1,2,3.....)瀵瑰簲(絎竴涓枃鏈?絎簩涓枃鏈?絎笁涓枃鏈?絎洓涓枃鏈?.........)
2:鍗曚釜option鐨勫睘鎬?/font>(---obj.options[obj.selecedIndex]鏄寚瀹氱殑鏌愪釜<option>鏍囩,鏄竴涓?--)
text灞炴?--------榪斿洖/鎸囧畾 鏂囨湰
value灞炴?-----榪斿洖/鎸囧畾 鍊鹼紝涓?lt;options value="...">涓鑷淬?/font>
index灞炴?------榪斿洖涓嬫爣,
selected 灞炴?------榪斿洖/鎸囧畾璇ュ璞℃槸鍚﹁閫変腑.閫氳繃鎸囧畾 true 鎴栬?
false錛屽彲浠ュ姩鎬佺殑鏀瑰彉閫変腑欏?/font>
defaultSelected 灞炴?----榪斿洖璇ュ璞¢粯璁ゆ槸鍚﹁閫変腑銆倀rue / false銆?/font>
3:option鐨勬柟娉?/font>
澧炲姞涓涓?lt;option>鏍囩----- obj.options.add(new("鏂囨湰","鍊?));<澧?gt;
鍒犻櫎涓涓?lt;option>鏍囩-----obj.options.remove(obj.selectedIndex )<鍒?gt;
鑾峰緱涓涓?lt;option>鏍囩鐨勬枃鏈?----obj.options[obj.selectedIndex].text<鏌?gt;
淇敼涓涓?lt;option>鏍囩鐨勫?----obj.options[obj.selectedIndex]=new
Option("鏂版枃鏈?,"鏂板?)<鏀?gt;
鍒犻櫎鎵鏈?lt;option>鏍囩-----obj.options.length = 0
鑾峰緱涓涓?lt;option>鏍囩鐨勫?----obj.options[obj.selectedIndex].value
娉ㄦ剰:
a:涓婇潰鐨勫啓鐨勬槸濡傝繖鏍風被鍨嬬殑鏂規硶obj.options.function()鑰屼笉鍐檕bj.funciton,鏄洜涓轟負浜嗚冭檻鍦↖E鍜孎F
涓嬬殑鍏煎,濡俹bj.add()鍙兘鍦↖E涓湁鏁?
b:obj.option涓殑option涓嶉渶瑕佸ぇ鍐?new Option涓殑Option闇瑕佸ぇ鍐?/font>
浜?搴旂敤
<html>
<head>
<script
language="javascript">
function number(){
var obj =
document.getElementById("mySelect");
//obj.options[obj.selectedIndex] =
new Option("鎴戠殑鍚冨悆","4");//鍦ㄥ綋鍓嶉変腑鐨勯偅涓殑鍊間腑鏀瑰彉
//obj.options.add(new
Option("鎴戠殑鍚冨悆","4"));鍐嶆坊鍔犱竴涓猳ption
//alert(obj.selectedIndex);//鏄劇ず搴忓彿錛宱ption鑷繁璁劇疆鐨?br />
//obj.options[obj.selectedIndex].text = "鎴戠殑鍚冨悆";鏇存敼鍊?br />
//obj.remove(obj.selectedIndex);鍒犻櫎鍔熻兘
}
</script>
</head>
<body>
<select
id="mySelect">
<option>鎴戠殑鍖呭寘</option>
<option>鎴戠殑鏈湰</option>
<option>鎴戠殑娌規補</option>
<option>鎴戠殑鎷呭瓙</option>
</select>
<input type="button"
name="button" value="鏌ョ湅緇撴灉"
onclick="number();">
</body>
</html>
]]> [ 杞?] form鐨刼nsubmit灞炴? http://www.tkk7.com/gen-sky/archive/2008/12/03/244091.html鏄熸湡浜?/dc:creator>鏄熸湡浜?/author>Wed, 03 Dec 2008 02:56:00 GMT http://www.tkk7.com/gen-sky/archive/2008/12/03/244091.html http://www.tkk7.com/gen-sky/comments/244091.html http://www.tkk7.com/gen-sky/archive/2008/12/03/244091.html#Feedback 0 http://www.tkk7.com/gen-sky/comments/commentRss/244091.html http://www.tkk7.com/gen-sky/services/trackbacks/244091.html ]]> showModalDialog榪斿洖鍊肩殑闂錛?/title> http://www.tkk7.com/gen-sky/archive/2008/12/02/243867.html鏄熸湡浜?/dc:creator>鏄熸湡浜?/author>Tue, 02 Dec 2008 02:51:00 GMT http://www.tkk7.com/gen-sky/archive/2008/12/02/243867.html http://www.tkk7.com/gen-sky/comments/243867.html http://www.tkk7.com/gen-sky/archive/2008/12/02/243867.html#Feedback 1 http://www.tkk7.com/gen-sky/comments/commentRss/243867.html http://www.tkk7.com/gen-sky/services/trackbacks/243867.html
1. show.html
<script language="javascript">
var rv = showModalDialog("sm.html");
alert(rv.length);
alert(rv[0] + ":" + rv[1]);
</script>
2. sm.html:
<script language="javascript">
function closeWin()
{
var rt = new Array(2);
rt[0] = "hello";
rt[1] = "world";
window.returnValue = rt;
window.close();
}
</script>
<input type="button" value="close" onclick="closeWin()">
涓嬮潰鏄鍙湁涓や釜榪斿洖鍊肩殑澶勭悊鏂規硶銆?
鏂規硶涓錛氬埄鐢╮eturnValue
1銆佸湪WEB瀵硅瘽妗嗕腑錛岃returnValue="榪斿洖鍊?"+"|"+"榪斿洖鍊?"(娉ㄦ剰榪斿洖鍊兼婚暱搴︿笉鑳借秴榪?096涓瓧鑺?
2銆佸湪涓婚〉闈腑錛?
retvar=showModalDialog("test.htm");
ret=retvar.split(/|/g);
//浠ヤ笅鏄嫻嬭繑鍥炲兼儏鍐?
alert(ret[0]+""n"n"+ret[1]);
鏂規硶浜岋細鍒╃敤緇欎富欏甸潰涓殑鍙橀噺璧嬪肩殑鏂規硶
1銆佸湪涓婚〉闈腑棰勫厛瀹氫箟涓や釜鍙橀噺x1,x2,鍗籌細
var x1,x2;
2銆佸湪web瀵硅瘽妗嗕腑錛岀粰涓婚〉闈㈣祴鍊箋?
parent.x1="1234567890";
parent.x2="xyz";
]]>
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