老师好，帮忙审核一下，谢谢
来源：3-19 编程练习
慕仰5214815
2020-08-06 17:49:46
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
</head>
<body>
<script>
//预设代码
var x="50px";
y="px50";
z="050px";
a="50.12345";
b="50.123px45";
document.write(parseFloat(x)+"<br />");//50
document.write(parseFloat(y)+"<br />");//NaN
document.write(parseFloat(z)+"<br />");//50
document.write(parseFloat(a)+"<br />");//50.12345
document.write(parseFloat(b)+"<br />");//50.123
</script>
</body>
</html>
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1回答
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好帮手慕码
2020-08-06
同学你好，代码正确，很棒，祝学习愉快！
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