Online PHP editor | output for leghC

<?php function range_string_to_array($range_string) { $range_string = trim($range_string); $return_array = array(); $return = array(); $range_string = str_replace(',', '+', $range_string); $range_string = str_replace(' ', '+', $range_string); if (is_numeric($range_string)) { return array($range_string); } $split_array = explode('+', $range_string); foreach ($split_array as $split1) { if ($split1 === '') { continue; } if (strpos($split1, '-') > -1) { $split = explode('-', $split1); if ($split[0] === '' && $split[1] === '') { continue; } $step = 1; print_r($split);die(); if (floor($split[0]) != $split[0]) { if (floor($split[1]) == $split[1]) { $split[1] = floor($split[0]) . '.' . $split[1]; } $step = '0.1'; } foreach (range($split[0], $split[1], $step) as $split2) { $return_array[] = $split2; } } else { $return_array[] = $split1; } } foreach ($return_array as $return_array_val) { if (is_numeric($return_array_val)) { $return[] = $return_array_val; } } $return = array_unique($return); sort($return); return $return; } print_r(range_string_to_array('155.5-177'));