var loadScript = function(fileName,callback) {
var scriptTag = document.createElement("script");
scriptTag.src = fileName;
document.body.appendChild(scriptTag);
if (callback) {
scriptTag.onload = callback;//ff
scriptTag.onreadystatechange = function()//ie
{
if (scriptTag.readyState == "loaded") {
callback();
}
}
}
}
]]>
棣栧厛綆鍗曞湴涓轟紭闆呯殑Javascript浠ｇ爜寮涓ご
榪愮敤璁捐妯″紡鐨勪笁澶у師鍥狅細(xì)
鍙淮鎶ゆ?
娌熼氫氦嫻佹?
鎬ц兘榪芥眰
涓嶄嬌鐢ㄨ璁℃ā寮忕殑涓ゅぇ鍘熷洜錛?
澶嶆潅鎬?
鎬ц兘榪芥眰
闃呰鍏ㄦ枃
]]>
1
function $import(path, type, title) {
2
var s, i;
3
if (type == "js") {
4 var ss = document.getElementsByTagName("script");
5 for (i = 0; i < ss.length; i++) {
6 if (ss[i].src && ss[i].src.indexOf(path) != -1) {
7 return;
8
}
9 }
10 s = document.createElement("script");
11 s.type = "text/javascript";
12 s.src = path;
13 } else {
14 if (type == "css") {
15 var ls = document.getElementsByTagName("link");
16 for (i = 0; i < ls.length; i++) {
17 if (ls[i].href && ls[i].href.indexOf(path) != -1) {
18 return;
19 }
20 }
21 s = document.createElement("link");
22 s.rel = "alternate stylesheet";
23 s.type = "text/css";
24 s.href = path;
25 s.title = title;
26 s.disabled = false;
27 } else {
28 return;
29 }
30 }
31 var head = document.getElementsByTagName("head")[0];
32 head.appendChild(s);
33
}
34
35function setStyle(title) {
36 var i, links, eflag = false;
37 links = document.getElementsByTagName("link");
38 for (i = 0; links[i]; i++) {
39 if (links[i].getAttribute("rel").indexOf("style") != -1 && links[i].getAttribute("title")) {
40 links[i].disabled = true;
41 if (links[i].getAttribute("title").indexOf(title) != -1) {
42 links[i].disabled = false;
43 eflag = true;
44 }
45 }
46 }
47 if (!eflag) {
48 $import("skin/" + title + "/default.css", "css", title);
49 setStyle(title);
50 }
51}
function $import(path, type, title) {
2
var s, i;3
if (type == "js") {
4
var ss = document.getElementsByTagName("script");5
for (i = 0; i < ss.length; i++) {6
if (ss[i].src && ss[i].src.indexOf(path) != -1) {7
return;8
}9
}10
s = document.createElement("script");11
s.type = "text/javascript";12
s.src = path;13
} else {14
if (type == "css") {15
var ls = document.getElementsByTagName("link");16
for (i = 0; i < ls.length; i++) {17
if (ls[i].href && ls[i].href.indexOf(path) != -1) {18
return;19
}20
}21
s = document.createElement("link");22
s.rel = "alternate stylesheet";23
s.type = "text/css";24
s.href = path;25
s.title = title;26
s.disabled = false;27
} else {28
return;29
}30
}31
var head = document.getElementsByTagName("head")[0];32
head.appendChild(s);33
}34
35
function setStyle(title) {36
var i, links, eflag = false;37
links = document.getElementsByTagName("link");38
for (i = 0; links[i]; i++) {39
if (links[i].getAttribute("rel").indexOf("style") != -1 && links[i].getAttribute("title")) {40
links[i].disabled = true;41
if (links[i].getAttribute("title").indexOf(title) != -1) {42
links[i].disabled = false;43
eflag = true;44
}45
}46
}47
if (!eflag) {48
$import("skin/" + title + "/default.css", "css", title);49
setStyle(title);50
}51
}]]>
鍥涗釜鏂規(guī)硶search錛宻plit錛宺eplace錛?nbsp;match
璇︾粏瑙ｈ
search鐢ㄦ硶錛歴tr.search("瀛愪覆")
濡傛灉str涓瓨鍦ㄥ瓙涓詫紝鍒欒繑鍥炲瓙涓插紑澶村瓧絎﹀湪str涓殑绱㈠紩錛堝嵆浣嶇疆錛屽綋鐒舵槸0鎴栬呮鏁幫級(jí)錛岃嫢str涓笉瀛樺湪鍖歸厤瀛愪覆鍒欒繑鍥烇紞1
渚嬪錛?JavaScript regular expressions are powerful!".search("pow")榪斿洖鐨勬槸35錛屽洜涓簆ow鍦ㄥ墠闈㈠瓧絎︿覆鐨勭35浣嶇疆
split鐢ㄦ硶錛?/strong>str.split("鍒嗛殧瀛楃")
榪斿洖鐢眘tr涓敱鐢ㄦ埛鎵瀹氬垎闅斿瓧絎︾殑鍚勫瓧絎︿覆錛屽瓧絎︿覆闂寸敱錛屽彿闅斿紑
渚嬪錛?"10 / 3 / / 4 / 7 / 9".split ("/")錛岃繑鍥炵殑鏄?0, 3,絀烘牸, 4, 7, 9錛岃鐪熺湅涓涓嬩細(xì)鍙戠幇鏁板瓧涓庨楀彿闂翠篃鏈夌┖鏍?/p>
鏂囩珷涓湁榪欏彞璇濓細(xì)Using split() with a regular expression argument (rather than a string argument) allows you the flexibility of ignoring multiple whitespace or delimiter characters.
鎴戣繖閲屾槑鏄劇敤鐨勬槸鏅氬瓧絎︿覆鍙傛暟錛屼笅闈㈢敤鐨勬槸姝ｅ垯寮忓弬鏁?/p>
"10 / 3 / / 4 / 7 / 9".split(/[ \/]+/);
榪斿洖鐨勬槸錛?0,3,4,7,9錛屾敞鎰忚繖涓覆涓庝笂闈覆鍦ㄧ┖鏍肩殑涓嶅悓錛屾暟瀛椾笌閫楀彿闂存病鏈夌┖鏍鹼紝榪欏氨鏄墍璋撶殑蹇界暐絀烘牸
replace鐢ㄦ硶錛?/strong>str.replace("鍖歸厤瀛愪覆"錛?鏇挎崲鍖歸厤瀛愪覆鐨勪覆")
濡傛灉鍖歸厤瀛愪覆鍦ㄥ師涓蹭腑鎵句笉鍒幫紝灝嗕笉榪涜鏇挎崲錛岃繑鍥炴槸鍘熶覆錛岃嫢鑳芥壘鍒板尮閰嶅瓙涓詫紝鍒欒繑鍥炴浛鎹㈠悗鐨勪覆
渚嬪錛歷ar s = "Hello. Regexps are fun.";s = s.replace(".", "!");
鍙瑰彿灝嗕唬鏇跨涓涓偣鍙風(fēng)劧鍚庤繑鍥炰覆錛岃繖鏄鍑芥暟鐗圭偣錛屽彧鏇挎崲絎竴澶勫尮閰嶇殑鍦版柟錛屽鏋滆鏇挎崲姣忓鍖歸厤鐨勫湴鏂癸紝闇瑕佺敤鍒版鍒欏紡錛屾鍒欏紡鐨勪綔鐢ㄥ緢澶э紝浣嗘槸鎴戝彧浼?xì)鐨瘺锛屽湪姝や笉鋴D渚嬨?/p>
match鐢ㄦ硶錛歴tr.match("鍖歸厤瀛愪覆")
鑻ユ病鏈夊尮閰嶅瓙涓詫紝鍒欒繑鍥炵┖錛岃嫢瀛樺湪鍖歸厤瀛愪覆錛屽垯榪斿洖瀛愪覆
]]>
1.getElementsByTagName(tagName)鍙互浣跨敤寰堝鍏冪礌瀵硅薄鏉ヨ皟鐢紝鎴戞病鏈夊叏璇曡繃錛屾墍浠ヤ笉鏁㈡墦鍖呯エ錛屼笉榪囧熀鏈笂灝辨槸浣犳兂瑕佺敤鍒扮殑鏍囩錛岄兘鍙互浣跨敤瀹冩潵鑾峰緱浠栫殑瀛愭爣絳綼rray錛屼笉綆″嚑灞備互鍐呫?/p>
2.getElementById鍙兘鐢ㄧ敤document瀵硅薄鏉ヨ皟鐢紝浣犺瘯涓涓嬬湅鐪媎iv鑳藉惁浣跨敤榪欎釜鍑芥暟鎵懼埌浠栫殑瀛愭爣絳撅紝絳旀鏄惁鐨勩?欏甸潰涓婄殑id鍙互鐩存帴鐢ㄤ綔鍙橀噺鍚嶆潵寮曠敤鏍囩瀵硅薄銆?/p>
3.getElementsByName涔熷彧鑳界敤鍦╠ocument瀵硅薄錛岀劧鍚庝笉鏄換鎰忎竴涓爣絳鵑兘鏈塶ame錛屾敞鎰忔湁浜涙爣絳炬病鏈塶ame鐨勶紝浣犲紓鎯沖ぉ寮鍦頒負(fù)浠諱綍鏍囩閮藉姞涓猲ame灞炴э紝緇撴灉灝辨槸榪欎釜name騫朵笉鑳界敤鏉ョ儲(chǔ)寮曡繖涓爣絳俱?/p>
4.form鍏冪礌閲岄潰鐨刬nput鍏冪礌鍙互閫氳繃.id鎴栬?name鐨勬柟寮忚幏寰楀叾涓厓绱? 鍗充嬌闅旂潃div鍜宼able閮藉彲浠? 浣嗘槸div鍜宼able鏄棤娉曡繖鏍蜂粠form涓幏寰楃殑, form閲岄潰鐨勫厓绱犱篃鏃犳硶浠巘able鍜宒iv涓嬌鐢ㄨ繖縐嶆柟娉曡幏寰?
娉ㄦ剰"s"鐨勫尯鍒紝鍞竴鎬?/p>
innerHTML灞炴у彲浠ユ敼鍙榮pan閲岄潰鐨勫? 浣嗘槸innerText鍗翠笉琛?涓嶇煡閬撲負(fù)浠涔?
鏈濂界殑璋冭瘯鏂規(guī)硶錛宎lert鍑芥暟銆?
浠ヤ笂涓嶆暍鍖呮紜紝浣嗘槸鐨勭‘鏄垜鑷繁嫻嬭瘯浠ュ悗寰楁潵鐨勶紝鏀瑰彉浜?jiǎn)鑷纷兓ュ墠寰堝鐨勬兿x硶錛屽師鏉ヨ璁¤呮悶寰楅偅涔堝崙閯欑殑錛屽紕姝諱漢浜?jiǎn)銆?/p>
嬈㈣繋琛ュ厖錛屾湁鍏砙]鐨勪嬌鐢ㄦ潵浠ｆ浛鍑芥暟鏌ユ壘錛屾垜榪樻病鏈夎瘯楠屻?/p>
鑷繁璋冪敤document.form[0].submit()鐨勬椂鍊欙紝浼?xì)鍑虹幇submit is not a function閿欒錛堜嬌鐢╢irefox鐨刦irebug璋冭瘯錛岄潪甯稿ソ鐢級(jí)錛屽師鍥犳槸欏甸潰鐨刦orm涓嚭鐜板叿鏈塶ame=submit鐨勫厓绱狅紝榪欐牱浼?xì)濯?jiǎng)鍝嶅埌javascript璋冪敤submit()鍑芥暟錛屾敼鎺夐偅涓猲ame=submit鐨勫厓绱犲嵆鍙?br />
鍙﹀submit鎻愪氦struts1.2鐨刟ction鏃跺欙紝濡傛灉鍚庨潰璺熸湁?method=***絳夌殑鍙傛暟錛岄偅涔堟敞鎰忥紝榪欎釜鍑芥暟閲岄潰涓嶈鍑虹幇鏈塵ethod絳夊叧閿瓧銆?br /> 渚嬪鍑芥暟錛?br /> function changeAction(methodArg, wayArg){
with (document.forms[0]) {
action="<html:rewrite page='/BgdInfoReportAction.do'/>?method="+ methodArg + "&way=" + wayArg;
submit();
}
}
浣跨敤?method=***鏄湪浣跨敤dispatchAction鏃跺欑殑鍋氭硶鍘熸潵鎴戠殑鍙傛暟鍚嶇О鏄痬ethod鍜寃ay錛?br /> 緇撴灉鎶ラ敊錛欰ction[/BgdInfoReportAction] does not contain method named post
鍘熷洜鏄紵鍚庣殑method鍙樺緱娌℃湁鏁堬紝閭ｄ箞榪欎釜submit鎻愪氦浣跨敤榛樿鐨刾ost鏂規(guī)硶鎻愪氦錛坰ervlet榛樿鍒嗕負(fù)post鍜実et鏂規(guī)硶鍢涳級(jí)錛?br /> 鍚庢潵鎴戝皢method鏀規(guī)垚methodArg鍜寃ay鏀規(guī)垚wayArg錛岃繖涓猘ction灝辮兘澶熸紜墽琛屻?br /> 鎴戦噸澶嶆祴璇曟敼涓庝笉鏀圭殑鏁堟灉錛屼粛鐒朵笌涓婇潰涓鏍楓傛葷粨鍘熷洜鍙兘鏄槸javascript鐨勪竴浜涘叧閿瓧鍐茬獊錛屾墍浠ュ敖閲忎嬌鐢ㄧ壒孌婁竴鐐圭殑瀛楃涓蹭綔涓哄彉閲忓悕銆?/span>
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