ios开发：文字处理富文本、粘贴等

文字复制到粘帖版

UIPasteboard *pasteboard = [UIPasteboard generalPasteboard];
pasteboard.string = @“要复制的文字”;

文字做富文本

        //做富文本
        NSMutableAttributedString *attributedText2 =[[NSMutableAttributedString alloc] initWithString:_weightLab.text attributes:@{NSForegroundColorAttributeName : [UIColor grayColor]}];
        //range为只更改你选中的区域
        [attributedText2 setAttributes:@{NSForegroundColorAttributeName : [UIColor blackColor]} range:NSMakeRange(0, 2)];
        _weightLab.attributedText = attri