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js代碼實(shí)現(xiàn)隨機(jī)顏色的小方塊

更新時(shí)間：2015年07月30日 11:12:19 投稿：mrr

這篇文章主要用js代碼實(shí)現(xiàn)顏色隨機(jī)的小方塊,需要的朋友可以參考下

下面一段代碼就是用js實(shí)現(xiàn)的隨機(jī)顏色的小方塊，不多說(shuō)了代碼很簡(jiǎn)單，直接上代碼了。

/**/js注釋已刪
 <!DOCTYPE html>
 <html>
 <head>
   <meta http-equiv="Content-Type" content="text/html; charset=UTF- ">
   <meta charset="utf- ">
   <title>koringz</title>
   <link rel="stylesheet" href="css/demo.css">
 </head>
 <body>
   <div class="container">
     <div class="main">
       <div class="colorful"></div>
     </div>
   </div>
 </body>
 </html>
 * {
  -webkit-box-sizing: border-box;
   -moz-box-sizing: border-box;
      box-sizing: border-box;
 }
 html {
  font-size:  px;
  -webkit-tap-highlight-color: transparent;
 }
 body {
  margin: ;
  padding: ;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size:  px;
  line-height: .    ;
  color: #  ;
  background-color: rgba(  ,  ,  , . );
 }
 .container {
  overflow: visible;
 }
 .main {
  position: relative;
  width:  %;
  height:  px;
  margin:auto;
 }
 .colorful {
  overflow: visible;
  width:  %;
  height:  %;
 }
 .colorful > a {
  float: left;
  display: block;
  width:  px;
  height:  px;
  zoom: ;
 }
 .colorful > a:hover {
  -webkit-animation:infinite s ease-in-out start-roll;
  -moz-animation:infinite s ease-in-out start-roll;
      animation:infinite s ease-in-out start-roll;
 }
 @-webkit-keyframes start-roll{
   % {
     -webkit-transform: rotate( deg); /*chrome*/
     -moz-transform: rotate( deg); /*火狐*/
     -ms-transform: rotate( deg); /*IE*/
     transform: rotate( deg);
     -webkit-transition: opacity . s linear;
     transition: opacity . s linear;
     opacity: . ;
     filter: alpha(opacity= );
     zoom: ;
   }
    % {
     -webkit-transform: rotate(  deg); /*chrome*/
     -moz-transform: rotate(  deg); /*火狐*/
     -ms-transform: rotate(  deg); /*IE*/
     transform: rotate(  deg);
     -webkit-transition: opacity s linear;
     transition: opacity s linear;
     opacity: ;
     filter: alpha(opacity=  );
      zoom: ;
   }
    % {
     -webkit-transform: rotate(  deg); /*chrome*/
     -moz-transform: rotate(  deg); /*火狐*/
     -ms-transform: rotate(  deg); /*IE*/
     transform: rotate(  deg);
     -webkit-transition: opacity . s linear;
     transition: opacity . s linear;
     opacity: . ;
     filter: alpha(opacity= );
     zoom: ;
   }
 }
 @-moz-keyframes start-roll{
   % {
     -webkit-transform: rotate( deg); /*chrome*/
     -moz-transform: rotate( deg); /*火狐*/
     -ms-transform: rotate( deg); /*IE*/
     transform: rotate( deg);
     -webkit-transition: opacity . s linear;
     transition: opacity . s linear;
     opacity: . ;
     filter: alpha(opacity= );
   }
    % {
     -webkit-transform: rotate(  deg); /*chrome*/
     -moz-transform: rotate(  deg); /*火狐*/
     -ms-transform: rotate(  deg); /*IE*/
     transform: rotate(  deg);
     -webkit-transition: opacity s linear;
     transition: opacity s linear;
     opacity: . ;
     filter: alpha(opacity= );
   }
    % {
     -webkit-transform: rotate(  deg); /*chrome*/
     -moz-transform: rotate(  deg); /*火狐*/
     -ms-transform: rotate(  deg); /*IE*/
     transform: rotate(  deg);
     -webkit-transition: opacity . s linear;
     transition: opacity . s linear;
     opacity: . ;
     filter: alpha(opacity= );
   }
 }
 @keyframes start-roll{
   % {
     -webkit-transform: rotate( deg); /*chrome*/
     -moz-transform: rotate( deg); /*火狐*/
     -ms-transform: rotate( deg); /*IE*/
     transform: rotate( deg);
     -webkit-transition: opacity . s linear;
     transition: opacity . s linear;
     opacity: . ;
     filter: alpha(opacity= );
   }
    % {
     -webkit-transform: rotate(  deg); /*chrome*/
     -moz-transform: rotate(  deg); /*火狐*/
     -ms-transform: rotate(  deg); /*IE*/
     transform: rotate(  deg);
     -webkit-transition: opacity s linear;
     transition: opacity s linear;
     opacity: . ;
     filter: alpha(opacity= );
   }
    % {
     -webkit-transform: rotate(  deg); /*chrome*/
     -moz-transform: rotate(  deg); /*火狐*/
     -ms-transform: rotate(  deg); /*IE*/
     transform: rotate(  deg);
     -webkit-transition: opacity . s linear;
     transition: opacity . s linear;
     opacity: . ;
     filter: alpha(opacity= );
   }
 }
 (function (window) {
   var document = window.document;
   function on(elem, evtnm, eventhd) {
     var onevtnm = 'on' + evtnm;
     elem[onevtnm] = eventhd;
   }
   function grc() {
     var val = [], i = ;
     while (++i <= ) {
       val.push(Math.floor(Math.random() *  ));
     }
     return 'rgb(' + val.join() + ')';
   }
   function fbc() {
     var el = document.querySelectorAll('.colorful')[ ],
       total = Math.floor(el.offsetWidth /  ) * Math.floor(el.offsetHeight /  ),
       df = document.createDocumentFragment(),
       a;
     while (total-- > ) {
       a = document.createElement('a');
       a.style.backgroundColor = grc();
       df.appendChild(a);
     }
     el.appendChild(df);
   }
   on(window, 'load', function () {
     fbc();
   });
 })(window)

以上代碼就是用js實(shí)現(xiàn)隨機(jī)顏色小方塊的全部?jī)?nèi)容，需要的朋友可以來(lái)參考下。

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