编辑下面的代码:【加编码】
<html> <body> <script> document.write(parseFloat("10") + "<br>"); document.write(parseFloat("10.00") + "<br>"); document.write(parseFloat("10.33") + "<br>"); document.write(parseFloat("34 45 66") + "<br>"); document.write(parseFloat(" 60 ") + "<br>"); document.write(parseFloat("40 years") + "<br>"); document.write(parseFloat("He was 40") + "<br>"); </script> </body> </html>
结果: 【此窗口】 帮助?
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