Fibonacci sequence

fibonacci

<?php
  
 
	$number = 8; // Index of fibonacci number
 
	if ($number < 3) {
		$answer = 1;
		echo "Answer: " . $answer;
	}
	else {
		$num1 = 1;
		$num2 = 1;
	
		$count = 2;
		while ($count != $number) {
			$answer = $num1 + $num2;
			$num1 = $num2;
			$num2 = $answer;
			$count ++;
		}
			echo "Answer: " . $answer . "</br>";

		
	}
 
?>