Slip 23 - A) Write a java script code to accept a number and write a function to calculate sum of digits of that number

Solution:

<HTML><body>

<script>

function find()

{

var sum=0;

var no=parseInt(frm.txt1.value);

while(no>0)

{

sum=sum+no%10;

no=Math.floor(no/10);

}

alert("Sum of digits "+sum);

}

</script>

<form name="frm">

Enter a Number:<input name="txt1" type="text" />

<input name="b1" onclick="find();" type="button" value="display" /></form>

</BODY>

</HTML>

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