Online PHP editor | output for PrYqu

<?php /* function clean_string($string) { $parts = preg_split('/\s+/', $string); $partsCount = count($parts); for ($i = 0; $i < $partsCount; $i++) { if ($parts[$i] === strtoupper($parts[$i])) { $parts[$i] = ucfirst(strtolower($parts[$i])); } } return implode(' ', $parts); } */ //or shorter:) function cleanString($string){ return array_reduce(preg_split('/\s+/', $string), function ($carry, $item){ return $carry . ' '. (($item === strtoupper($item)) ? ucfirst(strtolower($item)) : $item); }); } echo cleanString('INTERVIEW – Jo Stenuit, Belgisch designdirecteur Mazda Motor Europe');