public function getValue($key, $default = null)
    {
        $meta = $this->meta;

        if (isset($meta[$key])) {
            return $meta[$key];
        }

        return $default;
    }
public function getValue($key, $default = null)
    {
        $meta = $this->meta;

        if (isset($meta[$key])) {
            return $meta[$key];
        }

        return $default;
    }
public function getValue ( $ key , $ default = null ) { $ meta = $ this -> meta ; if ( isset ( $ meta [ $ key ] ) ) { return $ meta [ $ key ] ; } return $ default ; }
Returns the dictionary value of a given key. If there are no values then return the default
value.

@param string $key     The dictionary key value
@param string $default Default value to return if there are no values

@return mixed
Returns the dictionary value of a given key . If there are no values then return the default value .