富文本那些事

1.UIKIT 框架第 一个文件

2.使用方式

1)NSDictionary* attrDict =@{NSForegroundColorAttributeName:[UIColorwhiteColor]};NSAttributedString* attributedString = [[NSAttributedStringalloc]initWithString:self.placeholderattributes:attrDict];

[selfsetAttributedPlaceholder: attributedString];

2)

UITabBarItem* item = [UITabBarItemappearanceWhenContainedIn:self,nil];

//normal状态

NSDictionary* dict =@{NSFontAttributeName:[UIFontsystemFontOfSize:13]};

[itemsetTitleTextAttributes:dictforState:UIControlStateNormal];

//选中状态

dict =@{NSForegroundColorAttributeName:[UIColorblackColor]};

[itemsetTitleTextAttributes:dictforState:UIControlStateSelected];