Language/src/V1beta2/PartOfSpeech.php
public function setProper($var)
    {
        GPBUtil::checkEnum($var, \Google\Cloud\Language\V1beta2\PartOfSpeech_Proper::class);
        $this->proper = $var;

        return $this;
    }
public function setProper($var)
    {
        GPBUtil::checkEnum($var, \Google\Cloud\Language\V1beta2\PartOfSpeech_Proper::class);
        $this->proper = $var;

        return $this;
    }
public function setProper ( $ var ) { GPBUtil :: checkEnum ( $ var , \ Google \ Cloud \ Language \ V1beta2 \ PartOfSpeech_Proper :: class ) ; $ this -> proper = $ var ; return $ this ; }
The grammatical properness.

Generated from protobuf field <code>.google.cloud.language.v1beta2.PartOfSpeech.Proper proper = 9;</code>
@param int $var
@return $this
The grammatical properness .