iOS更改字体
示例
Swift
//系统字体 textView.font = UIFont.systemFont(ofSize: 12) //您选择的字体 textView.font = UIFont(name: "Font Name", size: 12)
Objective-C
//系统字体 textView.font = [UIFont systemFontOfSize:12]; //您选择的字体 textView.font = [UIFont fontWithName:@"Font Name" size:12];