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<!DOCTYPEHtml> <html> <head> <title>change() wrap()</title> <meta charset="utf-8"/> <script src="jquery-1.10.1.min.js"></script> <style> *{margin:0;padding:0} div{border:solid 1px #f00;margin:10px 0px} .wrap{border:solid 1px #000} </style> </head> <body> <select> <option select>111</option> <option>222</option> <option>333</option> <option>444</option> </select> <div class="txt">option select content</div> <p>55555</p> </body> <script> $("select").on("change",function(){ var str = ""; $("select option:selected").each(function(){ str+=$(this).text() }) $(".txt").text(str) }) //$("p").wrap("div").css("background","skyblue")  $("p").wrap("div").parent().addClass("wrap").css("background","skyblue")
</script> </html> |
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来自： 昵称18349714 > 《基础篇》
