+ $self->_sock_result_bulk( 'RPOP', $key );
+}
+
+=head1 Commands operating on sets
+
+=head2 sadd
+
+ $r->sadd( $key, $member );
+
+=cut
+
+sub sadd {
+ my ( $self, $key, $member ) = @_;
+ $self->_sock_send_bulk_number( 'SADD', $key, $member );
+}
+
+=head2 srem
+
+ $r->srem( $key, $member );
+
+=cut
+
+sub srem {
+ my ( $self, $key, $member ) = @_;
+ $self->_sock_send_bulk_number( 'SREM', $key, $member );
+}
+
+=head2 scard
+
+ my $elements = $r->scard( $key );
+
+=cut
+
+sub scard {
+ my ( $self, $key ) = @_;
+ $self->_sock_send( 'SCARD', $key );
+}
+
+=head2 sismember
+
+ $r->sismember( $key, $member );
+
+=cut
+
+sub sismember {
+ my ( $self, $key, $member ) = @_;
+ $self->_sock_send_bulk_number( 'SISMEMBER', $key, $member );
+}
+
+=head2 sinter
+
+ $r->sinter( $key1, $key2, ... );
+
+=cut
+
+sub sinter {
+ my $self = shift;
+ $self->_sock_result_bulk_list( 'SINTER', @_ );
+}
+
+=head2 sinterstore
+
+ my $ok = $r->sinterstore( $dstkey, $key1, $key2, ... );
+
+=cut
+
+sub sinterstore {
+ my $self = shift;
+ $self->_sock_send_ok( 'SINTERSTORE', @_ );