腾讯复学码在哪里？ 产品名称：华为手机 产品型号：华为nova 5 Pro 系统版本：EMUI 9.0
Can I tag a UIColor that is constantly changing values for easy 开发者_如何转开发access from methods?As of iPhone SDK 3.1, you can use objc_setAssociatedObject. You\'d do something like:
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