Welcome to OGeek Q&A Community for programmer and developer-Open, Learning and Share
Welcome To Ask or Share your Answers For Others

Categories

0 votes
145 views
in Technique[技术] by (71.8m points)

html - issue with comparing two numbers in javascript

my html code is like:

<html>
<SCRIPT type="text/javascript" language="JavaScript">   
function fun()
{
var l = document.test.low.value;
var h = document.test.high.value;
alert(l);
alert(h);
    if(l >h){
        alert("low greater than high low is -"+l+"high is -"+h);
    }
}
</SCRIPT>

<body>

<form name="test">
<input type="text" size="11" id="low" />
<input type="text" size="11" id="high" />
<input type="button" value="sss" onClick="fun()"/> 
</form>
</body>
</html>

when i compare this two values using low is 12 and high is 112 is not working. like 22 and 122, 33 and 133 etc....

I am using IE browser version 8. please help.

See Question&Answers more detail:os

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
Welcome To Ask or Share your Answers For Others

1 Reply

0 votes
by (71.8m points)

try like this :-

if(parseInt(l,10)>parseInt(h,10))

or for floating Numbers you can use

if(parseFloat(l,10)>parseFloat(h,10))

or simply use

Number()

与恶龙缠斗过久,自身亦成为恶龙;凝视深渊过久,深渊将回以凝视…
OGeek|极客中国-欢迎来到极客的世界,一个免费开放的程序员编程交流平台!开放,进步,分享!让技术改变生活,让极客改变未来! Welcome to OGeek Q&A Community for programmer and developer-Open, Learning and Share
Click Here to Ask a Question

...