該文件引用jquery-1.11.3.js庫
<!doctype html> <html> <head> <meta charset="UTF-8"> <title>A標籤樣式</title> <style> .sel_btn{ height: 21px; line-height: 21px; padding: 0 11px; background: #02bafa; border: 1px #26bbdb solid; border-radius: 3px; /*color: #fff;*/ display: inline-block; text-decoration: none; font-size: 12px; outline: none; } .ch_cls{ background: #e4e4e4; } </style> <script type="text/javascript" src="jquery-1.11.3.js"></script> </head> <body> <a class="sel_btn ch_cls" id="sel_btn1" href="#" onclick="changeSelBtn(1)">全天</a> <a class="sel_btn" id="sel_btn2" href="#" onclick="changeSelBtn(2)">上午</a> <a class="sel_btn" id="sel_btn3" href="#" onclick="changeSelBtn(3)">下午</a> <hr> <script type="text/javascript"> function changeSelBtn(index){ if(index==1){ $("#sel_btn1").addClass('ch_cls'); $("#sel_btn2").removeClass('ch_cls'); $("#sel_btn3").removeClass('ch_cls'); }else if(index==2){ $("#sel_btn1").removeClass('ch_cls'); $("#sel_btn2").addClass('ch_cls'); $("#sel_btn3").removeClass('ch_cls'); }else if(index==3){ $("#sel_btn1").removeClass('ch_cls'); $("#sel_btn2").removeClass('ch_cls'); $("#sel_btn3").addClass('ch_cls'); } } </script> </body> </html>
效果:javascript