Program 1
<html>
<head><title>PHP Relational Operators</title>
<body>
<center>
<?php
$a=50;
$b=0;
$c=20;
var_dump($a && $b);
// var_dump($b===$c)
// var_dump($c<=>$a)
//var_dump($a<=>$b); // when a is > then b +1
//var_dump($a<=>$b); // when a is == b then 0
var_dump($a<=>$b); // when a is < then b -1
// $a=70;
// $b=70;
// var_dump($a<>$b); // != and <>
// $a='50'; // String
// $b=50; // Integer
// var_dump($a===$b) // Difference between == and === operator
//$per=60;
//var_dump($a<=$b);
/*
(Relational Operator) --Binary
> , < , >= ,<=, == === ,!= !==, <>, <=>
*/
?>
</center>
</body>
</html>
