JS For Loop



JavaScript Loop : For Loop in JavaScript (Conditional Statement)

Note :

  • For Single Line of Code – Opening and Closing braces are not needed.
  • There can Exist For Loop without body.
  • Initialization , Incrementation and Condition steps are on same Line.
  • Like While loop , For Loop is Entry Controlled Loop.[i.e conditions are checked if found true then and then only code is executed ]

For Loop Syntax :

for(initialization ; conditional ; increment)
{
--------
--------
//body
--------
--------
}

Live Example :

<html>
<body>

<script type="text/javascript">
var i=0;
for (i=0;i<=5;i++)
{
document.write("The number is " + i);
document.write("<br />");
}
</script>

</body>
</html>

Output :

The number is 0
The number is 1
The number is 2
The number is 3
The number is 4
The number is 5