protected function getInput(array $tokens)
    {
        $var = '';
        $firstToken = \array_pop($tokens);
        if (self::tokenIs($firstToken, self::T_STRING)) {
            $var = $firstToken[1];
        }

        return $var;
    }
protected function getInput(array $tokens)
    {
        $var = '';
        $firstToken = \array_pop($tokens);
        if (self::tokenIs($firstToken, self::T_STRING)) {
            $var = $firstToken[1];
        }

        return $var;
    }
protected function getInput ( array $ tokens ) { $ var = '' ; $ firstToken = \ array_pop ( $ tokens ) ; if ( self :: tokenIs ( $ firstToken , self :: T_STRING ) ) { $ var = $ firstToken [ 1 ] ; } return $ var ; }
Get current readline input word.

@param array $tokens Tokenized readline input (see token_get_all)

@return string
Get current readline input word .