java script

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srikanthkumar

java script
1 Answer(s) 2 years and 3 months ago
Posted in : JavaScript Questions

how to write a Java script program to enter number in two text fields and then automatically display the total in another text field..

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March 4, 2011 at 11:08 AM

Javascript sum of two numbers

<html>
<script>
function find(){
var n1=document.getElementById("num1").value;
var n2=document.getElementById("num2").value;
var sum=parseInt(n1)+parseInt(n2);
document.getElementById("res").value=sum;
}
</script>
<pre>
Enter Number1: <input type="text" id="num1" onkeyup="find();">
Enter Number2: <input type="text" id="num2" onkeyup="find();">
Result       : <input type="text" id="res">
</pre>
</html>

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