jonataa · August 29, 2015 14:01
diff --git a/lambda_recursive.php b/lambda_recursive.php
 <?php

 $fib = function ($n) use (&$fib) {
     if (1 === $n || 2 === $n) 
          return 1;
     return $fib($n - 1) + $fib($n - 2);     
 };

 echo $fib(10); // Output: 55

 // Referência: http://www.php.net/manual/en/language.references.pass.php
	<?php

	$fib = function ($n) use (&$fib) {
	if (1 === $n \|\| 2 === $n)
	return 1;
	return $fib($n - 1) + $fib($n - 2);
	};

	echo $fib(10); // Output: 55

	// Referência: http://www.php.net/manual/en/language.references.pass.php
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