public function get()
    {
        $result = $this->_environment ? $this->_environment->getenv($this->_name) : getenv($this->_name);

        return $result !== false ? $result : null;
    }
public function get()
    {
        $result = $this->_environment ? $this->_environment->getenv($this->_name) : getenv($this->_name);

        return $result !== false ? $result : null;
    }
public function get ( ) { $ result = $ this -> _environment ? $ this -> _environment -> getenv ( $ this -> _name ) : getenv ( $ this -> _name ) ; return $ result !== false ? $ result : null ; }
Returns the command as found in the environment variable.

@return string|null The command, or null if the environment variable
wasn't set.
Returns the command as found in the environment variable .