Datastore/src/V1/RunQueryRequest.php
public function setReadOptions($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Datastore\V1\ReadOptions::class);
        $this->read_options = $var;

        return $this;
    }
public function setReadOptions($var)
    {
        GPBUtil::checkMessage($var, \Google\Cloud\Datastore\V1\ReadOptions::class);
        $this->read_options = $var;

        return $this;
    }
public function setReadOptions ( $ var ) { GPBUtil :: checkMessage ( $ var , \ Google \ Cloud \ Datastore \ V1 \ ReadOptions :: class ) ; $ this -> read_options = $ var ; return $ this ; }
The options for this query.

Generated from protobuf field <code>.google.datastore.v1.ReadOptions read_options = 1;</code>
@param \Google\Cloud\Datastore\V1\ReadOptions $var
@return $this
The options for this query .