iOS 13 上有警告

[zeroskylian]

简单使用

M80AttributedLabel *la = [[M80AttributedLabel alloc]initWithFrame:CGRectMake(0, 0, 300, 80)];
la.font = [UIFont systemFontOfSize:12];
la.text = @"test text";
[self.view addSubview:la];

控制台提示
CoreText performance note: Client called CTFontCreateWithName() using name ".SFUI-Regular" and got font with PostScript name "TimesNewRomanPSMT". For best performance, only use PostScript names when calling this API.