<?php define("Hi", "Hello"); echo Hi; $cars = array("car1"=>"BMW", "car2"=>"Ferrai", "car3"=>"Audi"); echo $cars[car1]; foreach($cars as $x=>$value) { echo "$x $value <br>"; } function add($x = 10 , $y = 15) { $z = $x+$y; return $z; } echo "4 + 3".add(4,3); echo add(); ?>
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