如何在javascript里判断数字的大小?

Question

textbox
=====>
text????<script>
var strOne = "123abc";
alert(parseInt(strOne));
//123;
</script>

Answer 1

"java脚本里判断"?? 是javscript吧，parseInt或者Number，最好用Number

Answer 2

<script>
a = "2005-11-1"
b = "2005-10-30"
a = new Date(a.replace(/-/g,"/"))
b = new Date(b.replace(/-/g,"/"))
alert(a)
alert(b)
alert(a>b)
alert(a<b)
</script>

Answer 3

<script>
a = "2005-11-1"
b = "2005-10-30"
a = new Date(a.replace(/-/g,"/"))
b = new Date(b.replace(/-/g,"/"))
alert(a)
alert(b)
alert(a>b)
alert(a<b)
</script>