function addLoadEvent(func){ var oldonLoad = window.onload; if(typeof window.onload != 'function'){ window.onload = func; }else{ window.onload = function(){ oldonLoad(); func(); } } } function c1(){ console.log(1) } function c2(){ console.log(2) } function c3(){ console.log(3) } addLoadEvent(c3) addLoadEvent(c1) addLoadEvent(c2)
js实现 页面加载 完成 后顺序 执行
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转载自www.cnblogs.com/lguow/p/10682203.html
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