Slip 10 - A) Write a JavaScript Program to read a number from user, store its factors into the array and display that array. (Handle onClick Event)

Solution:

<html>

18

<head>

<script language="JavaScript">

function factors()

{

var n=form1.txtNum.value;

var num_factors = [], i;

for (i = 1; i <= Math.floor(Math.sqrt(n)); i += 1)

if (n % i === 0)

{

num_factors.push(i);

if (n / i !== i)

num_factors.push(n / i);

}

alert("factors are:"+" " + num_factors);

}

</script>

</head>

<body>

<form name="form1">

Enter the Number :

<input type="text" name="txtNum">

<input type="button" value="Display" onclick="factors();">

</form>

</body>

</html>

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