how to validate php variable to check it is blank or contains any data?

On 2014-06-18 13:20:06.0
priyabrat

1. $x == $y will return true if $x is equal to $y.
2. $x === $y will return true if $x is equal to $y and both are of same type

You can use any of two in order to compare two variables.

On 2014-06-18 21:24:44.0
hablu