Keskustelu: Koodit: PHP: lef

<?php
	function left($text, $num) {
		for($var = 0; $var < $num; $var++) {
			echo($text[$var]);
		}
	}

	function right($text, $num) {
		$right = strlen($text)-$num;
		for($var = 0; $var < strlen($text); $var++) {
			if ($var >= $right) {
				echo($text[$var]);
			}
		}
	}

	function center($text, $num) {
		$center = (round(strlen($text)/2))-round(($num/2));
		for($var = 0; $var <= strlen($text); $var++) {
			if ($var >= $center && $var < $center+$num) {
				echo($text[$var]);
			}
		}
	}

	left("LEFT######", 4); // Tulostaa "LEFT"
	right("######RIGHT", 5); // Tulostaa "RIGHT"
	center("###CENTER###", 6); // Tulostaa "CENTER"
?>