public function setPhpClassPrefix($var)
    {
        GPBUtil::checkString($var, True);
        $this->php_class_prefix = $var;
        $this->has_php_class_prefix = true;

        return $this;
    }
public function setPhpClassPrefix($var)
    {
        GPBUtil::checkString($var, True);
        $this->php_class_prefix = $var;
        $this->has_php_class_prefix = true;

        return $this;
    }
public function setPhpClassPrefix ( $ var ) { GPBUtil :: checkString ( $ var , True ) ; $ this -> php_class_prefix = $ var ; $ this -> has_php_class_prefix = true ; return $ this ; }
Sets the php class prefix which is prepended to all php generated classes
from this .proto. Default is empty.

Generated from protobuf field <code>optional string php_class_prefix = 40;</code>
@param string $var
@return $this
Sets the php class prefix which is prepended to all php generated classes from this . proto . Default is empty .