Online PHP editor | output for fCJ3T

<?php $tests = array(array(0, .1), array(1, 'foo'), array(.24, -.25), array(3, 3), array('foo', 'bar'), array(-0, 0.1), array(90, -90), array(0, 0), array(1, 1)); foreach ($tests as $test) { echo "Raw: {$test[0]} -vs- {$test[1]} , "; $nums = array((float)$test[0],(float)$test[1]); // force input values to float values echo "FloatVals: {$nums[0]} -vs- {$nums[1]} , "; $nums = array_filter($nums, function($v){ return $v > 0;}); // check if greater than 0 if (empty($nums)) { $price = 'error'; //use die(), but I won't for demonstration } else { $price = min($nums); // declare lowest qualifying price } echo "Output: $price\n"; }