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$("#msg").html("<b>new content</b>");  <br /> //灝?#8220;<b>new content</b>” 浣滀負(fù)html涓插啓鍏d涓簃sg鐨勫厓绱犺妭鐐瑰唴瀹逛腑,欏甸潰鏄劇ず綺椾綋鐨刵ew content<br /> <br /> $("#msg").text();     //榪斿洖id涓簃sg鐨勫厓绱犺妭鐐圭殑鏂囨湰鍐呭銆?br /> $("#msg").text("<b>new content</b>");  <br /> //灝?#8220;<b>new content</b>” 浣滀負(fù)鏅氭枃鏈覆鍐欏叆id涓簃sg鐨勫厓绱犺妭鐐瑰唴瀹逛腑,欏甸潰鏄劇ず<b>new content</b><br /> <br /> $("#msg").height();     //榪斿洖id涓簃sg鐨勫厓绱犵殑楂樺害<br /> $("#msg").height("300");   //灝唅d涓簃sg鐨勫厓绱犵殑楂樺害璁句負(fù)300<br /> $("#msg").width();     //榪斿洖id涓簃sg鐨勫厓绱犵殑瀹藉害<br /> $("#msg").width("300");   //灝唅d涓簃sg鐨勫厓绱犵殑瀹藉害璁句負(fù)300<br /> <br /> $("input").val(");   //榪斿洖琛ㄥ崟杈撳叆妗嗙殑value鍊?br /> $("input").val("test");   //灝嗚〃鍗曡緭鍏ユ鐨剉alue鍊艱涓簍est<br /> <br /> $("#msg").click();   //瑙﹀彂id涓簃sg鐨勫厓绱犵殑鍗曞嚮浜嬩歡<br /> $("#msg").click(fn);   //涓篿d涓簃sg鐨勫厓绱犲崟鍑諱簨浠舵坊鍔犲嚱鏁?br /> 鍚屾牱blur,focus,select,submit浜嬩歡閮藉彲浠ユ湁鐫涓ょ璋冪敤鏂規(guī)硶<br /> <br /> <span style="color: red"><strong>5銆侀泦鍚堝鐞嗗姛鑳?/strong></span><br /> 銆銆瀵逛簬jquery榪斿洖鐨勯泦鍚堝唴瀹規(guī)棤闇鎴戜滑鑷繁寰幆閬嶅巻騫跺姣忎釜瀵硅薄鍒嗗埆鍋氬鐞嗭紝jquery宸茬粡涓烘垜浠彁渚涚殑寰堟柟渚跨殑鏂規(guī)硶榪涜闆嗗悎鐨勫鐞嗐?br /> 鍖呮嫭涓ょ褰㈠紡錛?br /> $("p").each(function(i){this.style.color=['#f00','#0f0','#00f'][i]})  <br /> //涓虹儲(chǔ)寮曞垎鍒負(fù)0錛?錛?鐨刾鍏冪礌鍒嗗埆璁懼畾涓嶅悓鐨勫瓧浣撻鑹層?br /> <br /> $("tr").each(function(i){this.style.backgroundColor=['#ccc','#fff'][i%2]})  <br /> //瀹炵幇琛ㄦ牸鐨勯殧琛屾崲鑹叉晥鏋?br /> <br /> $("p").click(function(){alert($(this).html())})    <br /> //涓烘瘡涓猵鍏冪礌澧炲姞浜?jiǎn)click浜嬩歡錛屽崟鍑?yán)L煇涓猵鍏冪礌鍒欏脊鍑哄叾鍐呭<br /> <br /> <span style="color: red"><strong>6銆佹墿灞曟垜浠渶瑕佺殑鍔熻兘</strong></span><br /> $.extend({<br />    min: function(a, b){return a < b?a:b; },<br />    max: function(a, b){return a > b?a:b; } <br /> });   //涓簀query鎵╁睍浜?jiǎn)min,max涓や釜鏂規(guī)硶<br /> 浣跨敤鎵╁睍鐨勬柟娉曪紙閫氳繃“$.鏂規(guī)硶鍚?#8221;璋冪敤錛夛細(xì)<br /> alert("a=10,b=20,max="+$.max(10,20)+",min="+$.min(10,20));<br /> <br /> <span style="color: red"><strong>7銆佹敮鎸佹柟娉曠殑榪炲啓</strong></span><br /> 銆銆鎵璋撹繛鍐欙紝鍗沖彲浠ュ涓涓猨query瀵硅薄榪炵畫璋冪敤鍚勭涓嶅悓鐨勬柟娉曘?br /> 銆銆渚嬪錛?br /> $("p").click(function(){alert($(this).html())})<br /> .mouseover(function(){alert('mouse over event')})<br /> .each(function(i){this.style.color=['#f00','#0f0','#00f'][i]});<br /> <br /> <span style="color: red"><strong>8銆佹搷浣滃厓绱犵殑鏍峰紡</strong></span><br /> 銆銆涓昏鍖呮嫭浠ヤ笅鍑犵鏂瑰紡錛?br /> $("#msg").css("background");     //榪斿洖鍏冪礌鐨勮儗鏅鑹?br /> $("#msg").css("background","#ccc")   //璁懼畾鍏冪礌鑳屾櫙涓虹伆鑹?br /> $("#msg").height(300); $("#msg").width("200");   //璁懼畾瀹介珮<br /> $("#msg").css({ color: "red", background: "blue" });//浠ュ悕鍊煎鐨勫艦寮忚瀹氭牱寮?br /> $("#msg").addClass("select");   //涓哄厓绱犲鍔犲悕縐頒負(fù)select鐨刢lass<br /> $("#msg").removeClass("select");   //鍒犻櫎鍏冪礌鍚嶇О涓簊elect鐨刢lass<br /> $("#msg").toggleClass("select");   //濡傛灉瀛樺湪錛堜笉瀛樺湪錛夊氨鍒犻櫎錛堟坊鍔狅級(jí)鍚嶇О涓簊elect鐨刢lass<br /> <br /> <span style="color: red"><strong>9銆佸畬鍠勭殑浜嬩歡澶勭悊鍔熻兘</strong></span><br /> 銆銆Jquery宸茬粡涓烘垜浠彁渚涗簡(jiǎn)鍚勭浜嬩歡澶勭悊鏂規(guī)硶錛屾垜浠棤闇鍦╤tml鍏冪礌涓婄洿鎺ュ啓浜嬩歡錛岃屽彲浠ョ洿鎺ヤ負(fù)閫氳繃jquery鑾峰彇鐨勫璞℃坊鍔犱簨浠躲?br /> 濡傦細(xì)<br /> $("#msg").click(function(){alert("good")})   //涓哄厓绱犳坊鍔犱簡(jiǎn)鍗曞嚮浜嬩歡<br /> $("p").click(function(i){this.style.color=['#f00','#0f0','#00f'][i]})<br /> //涓轟笁涓笉鍚岀殑p鍏冪礌鍗曞嚮浜嬩歡鍒嗗埆璁懼畾涓嶅悓鐨勫鐞?/p> <p><font color="#e6421a">jQuery涓嚑涓嚜瀹氫箟鐨勪簨浠?/font>錛?br /> 錛?錛?span style="color: blue">hover(fn1,fn2)錛?/span>涓涓ā浠挎?zhèn)仠浜嬩挥灱堥紶鏍嚳U誨姩鍒頒竴涓璞′笂闈㈠強(qiáng)縐誨嚭榪欎釜瀵硅薄錛夌殑鏂規(guī)硶銆傚綋榧犳爣縐誨姩鍒頒竴涓尮閰嶇殑鍏冪礌涓婇潰鏃訛紝浼?xì)瑙﹀彂鎸囧畾鐨劷W竴涓嚱鏁般傚綋榧犳爣縐誨嚭榪欎釜鍏冪礌鏃訛紝浼?xì)瑙﹀彂鎸囧畾鐨劷W簩涓嚱鏁般?br /> //褰撻紶鏍囨斁鍦ㄨ〃鏍肩殑鏌愯涓婃椂灝哻lass緗負(fù)over錛岀寮鏃剁疆涓簅ut銆?br /> $("tr").hover(function(){<br /> $(this).addClass("over");<br /> },<br />    function(){<br />    $(this).addClass("out"); <br /> });<br /> 錛?錛?span style="color: blue">ready(fn):</span>褰揇OM杞藉叆灝辯華鍙互鏌ヨ鍙?qiáng)鎿嵕U墊椂緇戝畾涓涓鎵ц鐨勫嚱鏁般?br /> $(document).ready(function(){alert("Load Success")})<br /> //欏甸潰鍔犺澆瀹屾瘯鎻愮ず“Load Success”,鐩稿綋浜巓nload浜嬩歡銆備笌$(fn)絳変環(huán)<br /> 錛?錛?span style="color: blue">toggle(evenFn,oddFn): </span>姣忔鐐瑰嚮鏃跺垏鎹㈣璋冪敤鐨勫嚱鏁般傚鏋滅偣鍑諱簡(jiǎn)涓涓尮閰嶇殑鍏冪礌錛屽垯瑙﹀彂鎸囧畾鐨勭涓涓嚱鏁幫紝褰撳啀嬈$偣鍑誨悓涓鍏冪礌鏃訛紝鍒欒Е鍙戞寚瀹氱殑絎簩涓嚱鏁般傞殢鍚庣殑姣忔鐐瑰嚮閮介噸澶嶅榪欎袱涓嚱鏁扮殑杞暘璋冪敤銆?br />    //姣忔鐐瑰嚮鏃惰疆鎹㈡坊鍔犲拰鍒犻櫎鍚嶄負(fù)selected鐨刢lass銆?br />    $("p").toggle(function(){<br />      $(this).addClass("selected");   <br />    },function(){<br />      $(this).removeClass("selected"); <br />    });<br /> 錛?錛?span style="color: blue">trigger(eventtype):</span> 鍦ㄦ瘡涓涓尮閰嶇殑鍏冪礌涓婅Е鍙戞煇綾諱簨浠躲?br /> 渚嬪錛?br />    $("p").trigger("click");     //瑙﹀彂鎵鏈塸鍏冪礌鐨刢lick浜嬩歡<br /> 錛?錛?span style="color: blue">bind(eventtype,fn)錛寀nbind(eventtype): </span>浜嬩歡鐨勭粦瀹氫笌鍙嶇粦瀹?br /> 浠庢瘡涓涓尮閰嶇殑鍏冪礌涓紙娣誨姞錛夊垹闄ょ粦瀹氱殑浜嬩歡銆?br /> 渚嬪錛?br /> $("p").bind("click", function(){alert($(this).text());});   //涓烘瘡涓猵鍏冪礌娣誨姞鍗曞嚮浜嬩歡<br /> $("p").unbind();   //鍒犻櫎鎵鏈塸鍏冪礌涓婄殑鎵鏈変簨浠?br /> $("p").unbind("click")   //鍒犻櫎鎵鏈塸鍏冪礌涓婄殑鍗曞嚮浜嬩歡<br /> <br /> <span style="color: red"><strong>10銆佸嚑涓疄鐢ㄧ壒鏁堝姛鑳?/strong></span><br /> 銆銆鍏朵腑toggle()鍜宻lidetoggle()鏂規(guī)硶鎻愪緵浜?jiǎn)鐘舵佸垏鎹㈠姛鑳姐?br /> 銆銆濡倀oggle()鏂規(guī)硶鍖呮嫭浜?jiǎn)hide()鍜宻how()鏂規(guī)硶銆?br /> 銆銆slideToggle()鏂規(guī)硶鍖呮嫭浜?jiǎn)slideDown()鍜宻lideUp鏂規(guī)硶銆?br /> <br /> <span style="color: red"><strong>11銆佸嚑涓湁鐢ㄧ殑jQuery鏂規(guī)硶</strong></span><br /> <span style="color: blue">$.browser.嫻忚鍣ㄧ被鍨嬶細(xì)</span>媯(gè)嫻嬫祻瑙堝櫒綾誨瀷銆傛湁鏁堝弬鏁幫細(xì)safari, opera, msie, mozilla銆傚媯(gè)嫻嬫槸鍚e錛?.browser.isie錛屾槸ie嫻忚鍣ㄥ垯榪斿洖true銆?br /> <span style="color: blue">$.each(obj, fn)錛?/span>閫氱敤鐨勮凱浠e嚱鏁般傚彲鐢ㄤ簬榪戜技鍦拌凱浠e璞″拰鏁扮粍錛堜唬鏇垮驚鐜級(jí)銆?br /> 濡?br /> $.each( [0,1,2], function(i, n){ alert( "Item #" + i + ": " + n ); }); <br /> 絳変環(huán)浜庯細(xì)<br /> var tempArr=[0,1,2];<br /> for(var i=0;i<tempArr.length;i++){<br />    alert("Item #"+i+": "+tempArr[i]);<br /> }<br /> 涔熷彲浠ュ鐞唈son鏁版嵁錛屽<br /> $.each( { name: "John", lang: "JS" }, function(i, n){ alert( "Name: " + i + ", Value: " + n ); });<br /> 緇撴灉涓猴細(xì)<br /> Name:name, Value:John<br /> Name:lang, Value:JS<br /> <span style="color: blue">$.extend(target,prop1,propN)錛?/span>鐢ㄤ竴涓垨澶氫釜鍏朵粬瀵硅薄鏉ユ墿灞曚竴涓璞★紝榪斿洖榪欎釜琚墿灞曠殑瀵硅薄銆傝繖鏄痡query瀹炵幇鐨勭戶鎵挎柟寮忋?br /> 濡傦細(xì)<br /> $.extend(settings, options);  <br /> //鍚堝茍settings鍜宱ptions錛屽茍灝嗗悎騫剁粨鏋滆繑鍥瀞ettings涓紝鐩稿綋浜巓ptions緇ф壙setting騫跺皢緇ф壙緇撴灉淇濆瓨鍦╯etting涓?br /> var settings = $.extend({}, defaults, options);<br /> //鍚堝茍defaults鍜宱ptions錛屽茍灝嗗悎騫剁粨鏋滆繑鍥炲埌setting涓屼笉瑕嗙洊default鍐呭銆?br /> 鍙互鏈夊涓弬鏁幫紙鍚堝茍澶氶」騫惰繑鍥烇級(jí)<br /> <span style="color: blue">$.map(array, fn)錛?/span>鏁扮粍鏄犲皠銆傛妸涓涓暟緇勪腑鐨勯」鐩?澶勭悊杞崲鍚?淇濆瓨鍒板埌鍙︿竴涓柊鏁扮粍涓紝騫惰繑鍥炵敓鎴愮殑鏂版暟緇勩?br /> 濡傦細(xì)<br /> var tempArr=$.map( [0,1,2], function(i){ return i + 4; });<br /> tempArr鍐呭涓猴細(xì)[4,5,6]<br /> var tempArr=$.map( [0,1,2], function(i){ return i > 0 ? i + 1 : null; });<br /> tempArr鍐呭涓猴細(xì)[2,3]<br /> <span style="color: blue">$.merge(arr1,arr2):</span>鍚堝茍涓や釜鏁扮粍騫跺垹闄ゅ叾涓噸澶嶇殑欏圭洰銆?br /> 濡傦細(xì)$.merge( [0,1,2], [2,3,4] )   //榪斿洖[0,1,2,3,4]<br /> <span style="color: blue">$.trim(str)錛?/span>鍒犻櫎瀛楃涓蹭袱绔殑絀虹櫧瀛楃銆?<br /> 濡傦細(xì)$.trim("   hello, how are you?   ");   //榪斿洖"hello,how are you? "<br /> <br /> <span style="color: red"><strong>12銆佽В鍐寵嚜瀹氫箟鏂規(guī)硶鎴栧叾浠栫被搴撲笌jQuery鐨勫啿紿?/strong></span><br /> 銆銆寰堝鏃跺欐垜浠嚜宸卞畾涔変簡(jiǎn)$(id)鏂規(guī)硶鏉ヨ幏鍙栦竴涓厓绱狅紝鎴栬呭叾浠栫殑涓浜沯s綾誨簱濡俻rototype涔熼兘瀹氫箟浜?鏂規(guī)硶錛屽鏋滃悓鏃舵妸榪欎簺鍐呭鏀懼湪涓璧峰氨浼?xì)寮曡捣鍙橀噺鏂规硶瀹氫箟鍐步H侊紝Jquery瀵規(guī)涓撻棬鎻愪緵浜?jiǎn)鏂规硶鐢ㄤ簬瑙e喯x闂銆?br /> 銆銆浣跨敤jquery涓殑<span style="color: blue">jQuery.noConflict();</span>鏂規(guī)硶鍗沖彲鎶婂彉閲?鐨勬帶鍒舵潈璁╂浮緇欑涓涓疄鐜板畠鐨勯偅涓簱鎴栦箣鍓嶈嚜瀹氫箟鐨?鏂規(guī)硶銆備箣鍚庡簲鐢↗query鐨勬椂鍊欏彧瑕佸皢鎵鏈夌殑$鎹㈡垚jQuery鍗沖彲錛屽鍘熸潵寮曠敤瀵硅薄鏂規(guī)硶$("#msg")鏀逛負(fù)jQuery("#msg")銆?br /> 濡傦細(xì)<br /> jQuery.noConflict(); <br /> // 寮濮嬩嬌鐢╦Query<br /> jQuery("div   p").hide();<br /> // 浣跨敤鍏朵粬搴撶殑 $() <br /> $("content").style.display = 'none';</p> <img src ="http://www.tkk7.com/jjwwhmm/aggbug/218478.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.tkk7.com/jjwwhmm/" target="_blank">pony</a> 2008-07-29 16:59 <a href="http://www.tkk7.com/jjwwhmm/articles/218478.html#Feedback" target="_blank" style="text-decoration:none;">鍙戣〃璇勮</a></div>]]></description></item><item><title>[杞澆]jquery radio鍙栧鹼紝checkbox鍙栧鹼紝select鍙栧鹼紝radio閫変腑錛宑heckbox閫変腑錛宻elect閫変腑錛屽強(qiáng)鍏剁浉鍏?http://www.tkk7.com/jjwwhmm/articles/218305.htmlponyponyTue, 29 Jul 2008 03:20:00 GMThttp://www.tkk7.com/jjwwhmm/articles/218305.htmlhttp://www.tkk7.com/jjwwhmm/comments/218305.htmlhttp://www.tkk7.com/jjwwhmm/articles/218305.html#Feedback0http://www.tkk7.com/jjwwhmm/comments/commentRss/218305.htmlhttp://www.tkk7.com/jjwwhmm/services/trackbacks/218305.html

鑾峰彇涓緇剅adio琚変腑欏圭殑鍊?br /> var item = $('input[@name=items][@checked]').val();
鑾峰彇select琚変腑欏圭殑鏂囨湰
var item = $("select[@name=items] option[@selected]").text();
select涓嬫媺妗嗙殑絎簩涓厓绱犱負(fù)褰撳墠閫変腑鍊?br /> $('#select_id')[0].selectedIndex = 1;
radio鍗曢夌粍鐨勭浜屼釜鍏冪礌涓哄綋鍓嶉変腑鍊?br /> $('input[@name=items]').get(1).checked = true;

鑾峰彇鍊鹼細(xì)

鏂囨湰妗嗭紝鏂囨湰鍖哄煙錛?("#txt").attr("value")錛?br /> 澶氶夋checkbox錛?("#checkbox_id").attr("value")錛?br /> 鍗曢夌粍radio錛?nbsp;  $("input[@type=radio][@checked]").val();
涓嬫媺妗唖elect錛?$('#sel').val();

鎺у埗琛ㄥ崟鍏冪礌錛?br /> 鏂囨湰妗嗭紝鏂囨湰鍖哄煙錛?("#txt").attr("value",'');//娓呯┖鍐呭
                 $("#txt").attr("value",'11');//濉厖鍐呭

澶氶夋checkbox錛?$("#chk1").attr("checked",'');//涓嶆墦鍕?br />                  $("#chk2").attr("checked",true);//鎵撳嬀
                 if($("#chk1").attr('checked')==undefined) //鍒ゆ柇鏄惁宸茬粡鎵撳嬀

鍗曢夌粍radio錛?nbsp;   $("input[@type=radio]").attr("checked",'2');//璁劇疆value=2鐨勯」鐩負(fù)褰撳墠閫変腑欏?br /> 涓嬫媺妗唖elect錛?nbsp;  $("#sel").attr("value",'-sel3');//璁劇疆value=-sel3鐨勯」鐩負(fù)褰撳墠閫変腑欏?br />                 $("<option value='1'>1111</option><option value='2'>2222</option>").appendTo("#sel")//娣誨姞涓嬫媺妗嗙殑option
                $("#sel").empty()錛?/娓呯┖涓嬫媺妗?/p>
http://www.cnblogs.com/xlfj521/archive/2008/01/29/1057375.html

pony 2008-07-29 11:20 鍙戣〃璇勮
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