public static function var_line($expression) {
        $line = print_r($expression, true);
        $line = str_replace(PHP_EOL, ' ', $line);
        $line = trim($line);
        return $line;
    }
public static function var_line($expression) {
        $line = print_r($expression, true);
        $line = str_replace(PHP_EOL, ' ', $line);
        $line = trim($line);
        return $line;
    }
public static function var_line ( $ expression ) { $ line = print_r ( $ expression , true ) ; $ line = str_replace ( PHP_EOL , ' ' , $ line ) ; $ line = trim ( $ line ) ; return $ line ; }
Return human-readable information on one line about a variable

@param mixed $expression
@return string
Return human - readable information on one line about a variable