编辑下面的代码:【加编码】
<html> <body> <p>A number divided by a string is not a number</p> <p>A number divided by a numeric string is a number</p> <p id="demo"></p> <script> var x = 1000 / "Apple"; var y = 1000 / "1000"; document.getElementById("demo").innerHTML = isNaN(x) + "<br>" + isNaN(y); </script> </body> </html>
结果: 【此窗口】 帮助?
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