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Thursday, December 9, 2010

Javascript for find greatest and smallest among three numbers

Hello I want to discuss the code for find greatest and smallest from 3 numbers using javascript.

HTML CODE


<html>
<head>
<title>
Javascript Program to find greatest and smallest from 3 numbers
<script language="javascript">
function greater()
{
var num1=parseInt(document.f1.t1.value);
var num2=parseInt(document.f1.t2.value);
var num3=parseInt(document.f1.t3.value);
if(num1>num2 && num1>num3)
{
alert(num1 +"  is greatest number");
}
else if(num2>num1 && num2>num3)
{
alert(num2 +"  is greatest number");
}
else
{
alert(num3 +"  is greatest number");
}
}
function smaller()
{
var num1=parseInt(document.f1.t1.value);
var num2=parseInt(document.f1.t2.value);
var num3=parseInt(document.f1.t3.value);
if(num1<num2 && num1<num3)
{
alert(num1 +"  is smallest number");
}
else if(num2<num1 && num2<num3)

{
alert(num2 +"  is smallest number");
}
else
{
alert(num3 +"  is smallest number");
}
}
</script>
</head>
<body>
<h1 align="center"><font color="red">Javascript for find greatest and smallest</font></h1>
<form name=f1>
num1: <input type="textbox" name=t1><br>
num2: <input type="textbox" name=t2><br>
num3: <input type="textbox" name=t3><br><br><br>
<input type="button" value="greatest" onclick="greater()" >
<input type="button" value="smallest" onclick="smaller()">
</form>
</body>
</html>

OUTPUT

Wednesday, December 8, 2010

Javascript program to find factorial of given number

Hello everybody I want to discuss the javascript code for find factorial of given number

HTML CODE

<html>
<head>
<title>
Javascript program for find factorial of given number
</title>
<script type="text/javascript">
function fact(n)
{
var m=1;
while(n)
{
m=m*n;
n--;
}
alert("Factorial of given number :"+" "+ m);
}
</script>
</head>
<body>
<h1 align="center"><font color="green">Javascript Program for calculate factorial</font></h1>
<form name="frm1">
Enter any number :<input type="text" name="fact1"><br><br>
<input type="submit" value="calculate factorial" onclick="fact(frm1.fact1.value)">
</form>
</body>
</html>