Online PHP editor | output for 653oT

<?php function oldGetMinPrice($num1, $num2) { if(!(is_numeric($num1) && $num1 >0) && !(is_numeric($num2) && $num2 >0) ) { return 'error'; } $num1 = (float)$num1; $num2 = (float)$num2; echo "($num1 & $num2) "; if($num1 <= 0) { return $num2; } if($num2 <= 0) { return $num1; } return min($num1,$num2); } function newGetMinPrice($nums) { $nums = array_filter($nums, function($v){ return (float)$v > 0;}); // convert to float and check if greater than 0 if (empty($nums)) { return 'error'; // if no qualifying prices, return error } return min($nums); // return the lowest qualifying price } $tests = [[0, .1], [1, 'foo'], [.24, -.25], [3, 3], ['foo', 'bar'], [-0, 0.1], [90, -90], [0, 0], [1, 1]]; foreach ($tests as $test) { echo "old: {$test[0]} -vs- {$test[1]} = ",oldGetMinPrice($test[0], $test[1]), "\n"; echo "new: {$test[0]} -vs- {$test[1]} = ",newGetMinPrice($test), "\n\n"; }