jQuery属性过滤选择器

    xiaoxiao2025-05-26  11

    <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>属性过滤选择器</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> <!-- 记得引入jquery-1.11.3.js文件到js目录下 --> <script type="text/javascript" src="js/jquery-1.11.3.js"></script> <style type="text/css"> body{ font-family: "Microsoft YaHei" } .divCls { width:180px; height:180px; color: white; border: solid 1px white; margin-left: 10px; float: left; background-color: #792F7C; } .subDivCls { width:60px; height:60px; color:white; border: solid 1px white; font-size: 12px; margin: 5px; float: right; background-color: #01A6A2; } .spanCls{ color:white; border: solid 1px white; margin: 5px; float: left; height: 50px; background-color: #ED4A9F; } div span{ border: solid 1px white; font-size: 12px; margin:5; background-color: #ED4A9F; } .cGreen{background-color: #4CA902} .cPink{background-color: #ED4A9F} .cBlue{background-color: #0092E7} .cCyan{background-color: #01A6A2} .cYellow{background-color: #DCA112} .cRed{background-color: #B7103B} .cPurple{background-color: #792F7C} .cBlack{background-color: #110F10} .cOrange{background-color: #FF4500} .cGray{background-color: #A9A9A9} .hide{display: none;} </style> <script type="text/javascript"> $(document).ready(function(){ $("#btn1").click(function(){ $("div[id]").addClass("cOrange"); }); $("#btn2").click(function(){ $("div[title='itcast']").addClass("cOrange"); }); $("#btn3").click(function(){ $("div[title!='itcast']").addClass("cOrange"); }); $("#btn4").click(function(){ $("div[title^='it']").addClass("cOrange"); }); $("#btn5").click(function(){ $("div[title$='cast']").addClass("cOrange"); }); $("#btn6").click(function(){ $("div[title*='s']").addClass("cOrange"); }); $("#btn7").click(function(){ $("div[id][title*='s']").addClass("cOrange"); }); $("#btn8").click(function(){ console.log( $("#name").val() ); console.log( $("input[id='name']").val() ); }); }); </script> </head> <body> <div id="div1" class="divCls" title="test">id 为div1 的div,title为test<br><br> <div class="subDivCls">class为subDivCls的div</div> </div> <div id="div2" class="divCls">id 为div2 的div <br><br> <span id="span1">div2里面的span,id为span1</span> <br><br> <div class="subDivCls" style="float:left;">class为subDivCls的div</div> <div class="subDivCls">subDivCls <span id="span2">span2</span> </div> </div> <div id="div3" class="divCls" title="itcast"> id 为div3 的div,title为itcast,包含隐藏输入框 <input type="hidden" value="hello"> </div> <span class="spanCls">div3的兄弟元素span</span> <div id="div4" class="divCls">id 为div4 的div<br> <div class="subDivCls" style="float:left;">subDivCls<br> <span id="span2">span4</span></div> <div class="subDivCls" title="itcast">title为itcast</div> <div class="subDivCls" style="float:left;" title="test">title为test</div> <div class="subDivCls"></div> </div> <p style="clear:both;"></p> <input type="text" id="name" value="jacky"> <br> <hr> <input type="button" id="btn1" value="选取所有含有id属性的div元素"> <input type="button" id="btn2" value="选取title属性值等于itcast的div元素"> <input type="button" id="btn3" value="选取不含有title属性或title属性值不等于itcast的div元素"> <input type="button" id="btn4" value="选取title属性值是以it开头的div元素"> <input type="button" id="btn5" value="选取title属性值是以cast结尾的div元素"> <input type="button" id="btn6" value="选取title属性值包含有s的div元素"> <input type="button" id="btn7" value="选取含有id属性并且title属性值包含有s的div元素"> <input type="button" id="btn8" value="获取input"> </body> </html>
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