php tutorials -> operators in php

 16-operators.php

<?php

$x=5;

$y=7;

echo $x+$y;

echo "</br>";

echo $x-$y;

echo "</br>";

echo $x*$y;

echo "</br>";

echo $x/$y;

echo "</br>";

echo $x%$y;

echo "</br>";

echo $x ** $y;

echo "</br>";

// assignemnt oparators

$x=$x+$y;

echo $x;

echo "</br>";

// comparision operators

// we are using this at conditons

// if $x == $y means

// check value and type of both varaibles

// !=

// or <>

// !==

// >

// <

// >=

// <=

// <==>

// space ship

$x = 5;

$y = 10;

echo ($x <=> $y); // returns -1 because $x is less than $y

echo "<br>";

$x = 10;

$y = 10;

echo ($x <=> $y); // returns 0 because values are equal

echo "<br>";

$x = 15;

$y = 10;

echo ($x <=> $y); // returns +1 because $x is greater than $y

?>

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