Optional. The collection of quick replies.

Generated from protobuf field <code>repeated string quick_replies = 2;</code>
@param string[]|\Google\Protobuf\Internal\RepeatedField $var
@return $this
340828
public function setQuickReplies($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
        $this->quick_replies = $arr;

        return $this;
    }
567654
public function setStringValue($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Trace\V2\TruncatableString::class);
        $this->writeOneof(1, $var);

        return $this;
    }
73306
public function setModelVariant($var)
    {
        GPBUtil::checkEnum($var, \Google\Cloud\Dialogflow\V2\SpeechModelVariant::class);
        $this->model_variant = $var;

        return $this;
    }
446757
public function setPayload($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Cloud\AutoMl\V1beta1\AnnotationPayload::class);
        $this->payload = $arr;

        return $this;
    }
1314354
public function setFields($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Cloud\Dlp\V2\FieldId::class);
        $this->fields = $arr;

        return $this;
    }
1256716
public function setPages($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Cloud\Vision\V1\Page::class);
        $this->pages = $arr;

        return $this;
    }
206617
public function setVoice($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\TextToSpeech\V1\VoiceSelectionParams::class);
        $this->voice = $var;

        return $this;
    }
1366376
public function setQueryTextSentiment($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Dialogflow\V2\Sentiment::class);
        $this->query_text_sentiment = $var;

        return $this;
    }
970313
public function setOptions($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Option::class);
        $this->options = $arr;

        return $this;
    }
138132
public function setField($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Firestore\Admin\V1\Field::class);
        $this->field = $var;

        return $this;
    }
870432
public function setPatents($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Cloud\Talent\V4beta1\Patent::class);
        $this->patents = $arr;

        return $this;
    }
106237
public function setMethods($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Method::class);
        $this->methods = $arr;

        return $this;
    }
1278223
public function &push($var) {
    if (is_object($var) && in_array('Iterator', class_implements($var))) {
      return $this->append($var);
    }
    else {
      return $this->append(new \ArrayIterator(func_get_args()));
    }
  }
603312
public function setTransient($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Dlp\V2\TransientCryptoKey::class);
        $this->writeOneof(1, $var);

        return $this;
    }
988554
public function setSnapshots($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Cloud\PubSub\V1\Snapshot::class);
        $this->snapshots = $arr;

        return $this;
    }
1372422
public function setDescription($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Debugger\V2\FormatMessage::class);
        $this->description = $var;

        return $this;
    }
872859
public function setIndexes($var)
    {
        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Cloud\Firestore\Admin\V1\Index::class);
        $this->indexes = $arr;

        return $this;
    }