Undefined symbols for architecture arm64: "_OBJC_CLASS_$_WKWebView", referenced from: objc-c

出现： Undefined symbols for architecture arm64: "_OBJC_CLASS_$_WKWebView", referenced from: objc-c

错误，一般的原因就是因为没有导入WebKit 框架 

在项目配置中添加系统类库：WebKit.framework  就可以解决此问题