// prepareQuery might try to sort by actor and confuse everything.
$batchSize = 1;
} elseif ( isset( $this->params['userids'] ) ) {
- if ( !count( $this->params['userids'] ) ) {
+ if ( $this->params['userids'] === [] ) {
$encParamName = $this->encodeParamName( 'userids' );
$this->dieWithError( [ 'apierror-paramempty', $encParamName ], "paramempty_$encParamName" );
}