If...else Statement

If...else Statement
Use the if....else statement to execute some code if a condition is true and another code if the condition is not true.

Syntax
if (condition)
{
code to be executed if condition is true
}
else
{
code to be executed if condition is not true



<script type="text/javascript">
//If the time is less than 10, you will get a "Good morning" greeting.
//Otherwise you will get a "Good day" greeting.

var d = new Date();
var time = d.getHours();

if (time < 10)
{
document.write("Good morning!");
}
else
{
document.write("Good day!");
}
</script>


}