JavaScript实现分页效果

2019-11-19 17:00:29

字体：大中小

来源：转载

供稿：网友

效果图：

代码如下：

<html> <head>  <style>   *{padding:0;margin:0}   ul,li{list-style:none}   .left{float:left}   .right{float:left}   .page_container{height: 30px; line-height: 30px;width: 510px;overflow: hidden;text-align: center;padding: 30px 0;color: #757575;}   .page_num_container{width: 301px;margin:0 10px;border:1px solid #ccc; border-right:0;box-sizing: border-box;overflow: hidden;position: relative;height: 32px;}   .page_num_container ul{position: absolute;top: 0;}   .page_num_container ul li{float: left;width: 30px;border-right:1px solid #ccc ;box-sizing: border-box;text-align: center;cursor: pointer;}   .page_num_container ul li:hover,.page_num_container ul li.active{ background: #f4a100;color: #fff;}   .page_btn{width: 60px;border:1px solid #ccc;box-sizing: border-box;cursor: pointer;}   .page_btn:hover{ background: #f4a100;color: #fff;}   .all_page:hover{background:none;color: #757575;}   .prev_btn{margin-right: 10px;}  </style>  <script src="http://cdn.bootcss.com/jquery/3.2.1/jquery.min.js"></script> </head><body><!--页码--> <div class="page_container center">  <div class="page_btn prev_page left">上一页</div>  <div class="page_num_container left" id="page_num_container">  <ul>  <li>1</li>  <li>2</li>  <li>3</li>  <li>4</li>  <li>5</li>  <li>6</li>  <li>7</li>  <li>8</li>  <li>9</li>  <li>10</li>  <li>11</li>  <li>12</li>  <li>13</li>  <li>14</li>  <li>15</li>  <li>16</li>  <li>17</li>  <li>18</li>  <li>19</li>  <li>20</li>  <li>21</li>  </ul>  </div>  <div class="page_btn next_page left">下一页</div>  <div class="page_btn all_page right">共21页</div> </div> <!--页码--> <script>  function page(){  var contain=$(".page_num_container");  var ul= contain.children("ul");  var li = ul.children("li");  var length= li.length;  var index=0;  var leftIndex=0;  var prev_btn= contain.siblings(".prev_page");  var next_btn= contain.siblings(".next_page ");  ul.css("width",li.outerWidth()*length);  change_page(index);  function change_page(eqindex){  if(eqindex<0 )  {  index=0;  }  else if(eqindex>=length ){  index=length-1;  }  if(index-4<=0){  leftIndex=0;  }  else if(index>length-10)  {  leftIndex=Math.ceil(length/2);  }  else{  leftIndex=index-4;  }  ul.animate({"left":"-"+leftIndex*li.outerWidth()+"px"},200);  li.eq(index).addClass("active").siblings(li).removeClass("active");  }  prev_btn.click(function(){  index=index-1;  change_page(index);  })  next_btn.click(function(){  index=index+1;  change_page(index);  })  li.click(function(){  index=$(this).index();  change_page(index);  }) } page()  </script> </body></html>

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