java script 知识

xiaoxiao2022-06-12  10

在IE地址栏中输入以下回车: 第一组: javascript: alert(window == document); // true javascript: alert(document == window); // false javascript: alert(window == document.body); // true javascript: alert(document.body == window); // false javascript: alert(window == document.getElementById('user_nav')); // true javascript: alert(document.getElementById('user_nav') == window); // false // 'user_nav' 是本页顶部的一个div的id 第二组: javascript: alert(window == location); // false javascript: alert(location == window); // false javascript: alert(window == screen); // false javascript: alert(screen == window); // false 相关资源:java script(显示当前日期)
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