图文结合

// 添加表情  NSTextAttachment *attch = [[NSTextAttachment alloc] init];  // 表情图片      attch.image = [UIImage imageNamed:@"图片"];  // 设置图片大小      attch.bounds = CGRectMake(0, 0, 32, 32);  // 创建带有图片的富文本      NSAttributedString *string = [NSAttributedString attributedStringWithAttachment:attch];  [attri appendAttributedString:string];  // 用label的attributedText属性来使用富文本  self.textLabel.attributedText = attri;