以下是从openfire帐户中删除注册用户的解决方案

Following is the solution to remove the registered user from openfire account

NSXMLElement *query = [NSXMLElement elementWithName:@"query" xmlns:@"jabber:iq:register"];
[query addChild:[NSXMLElement elementWithName:@"remove"]];

NSXMLElement *iq = [NSXMLElement elementWithName:@"iq"];
[iq addAttributeWithName:@"type" stringValue:@"set"];
[iq addAttributeWithName:@"id" stringValue:@"unreg1"];
[iq addChild:query];
[[self xmppStream] sendElement:iq];