private static function convertString(string $value): string
    {
        if ($value === '') {
            return '';
        }

        if ($value[0] === '"') {
            $value = \mb_substr($value, 1, -1);
        }

        return \strtr(
            $value,
            [
                '\\\\' => '\\',
                '\\a'  => "\x07",
                '\\b'  => "\x08",
                '\\t'  => "\t",
                '\\n'  => "\n",
                '\\v'  => "\x0b",
                '\\f'  => "\x0c",
                '\\r'  => "\r",
                '\\"'  => '"',
            ]
        );
    }
private static function convertString(string $value): string
    {
        if ($value === '') {
            return '';
        }

        if ($value[0] === '"') {
            $value = \mb_substr($value, 1, -1);
        }

        return \strtr(
            $value,
            [
                '\\\\' => '\\',
                '\\a'  => "\x07",
                '\\b'  => "\x08",
                '\\t'  => "\t",
                '\\n'  => "\n",
                '\\v'  => "\x0b",
                '\\f'  => "\x0c",
                '\\r'  => "\r",
                '\\"'  => '"',
            ]
        );
    }
private static function convertString ( string $ value ) : string { if ( $ value === '' ) { return '' ; } if ( $ value [ 0 ] === '"' ) { $ value = \ mb_substr ( $ value , 1 , - 1 ) ; } return \ strtr ( $ value , [ '\\\\' => '\\' , '\\a' => "\x07" , '\\b' => "\x08" , '\\t' => "\t" , '\\n' => "\n" , '\\v' => "\x0b" , '\\f' => "\x0c" , '\\r' => "\r" , '\\"' => '"' , ] ) ; }
Convert a string from its PO representation.

@param string $value

@return string
Convert a string from its PO representation .