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<?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] === '' && $split[1] === '') { continue; } if (floor($split[1]) != $split[1]) { $return_array[] = $split[1]; $return_array[] = floor($split[1]) + 1; } $return_array[] = $split[0]; foreach (range(floor($split[0]) + 1, $split[1], 1) 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('155.5-157'));

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