• 封装addLoadEvent(页面加载同时执行多个函数)


    如果想同时执行多个函数,可以将这些函数放入一个数组中,然后在onload事件里循环数组并执行,或者使用另一个方便的函数addLoadEvent:
            function addLoadEvent(func) { 
               var oldonload = window.onload; 
              if (typeof window.onload != 'function') {   
                    window.onload = func;
                 } else {   
                    window.onload = function() {
                              if (oldonload) {       
                            oldonload();
                              }     
                        func();
                        }
                 }
             }

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  • 原文地址:https://www.cnblogs.com/leejersey/p/2766236.html
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