can i use keywords like int char etc instead of var

[123kid]

can i use keywords like int char etc insted of var...or is there any easy way of validation to find out wheter the given variable is numberic or character or alpha numeric....

[JEET]

Not sure in java, but PHP can check.


<?php
if (is_numeric($value))
{
// do something
}
else
{
// do something else
}
?>

Bye :)