mode_edit codeAPI / @angular/coreWtfScopeFnlinkinterface 试验性的A scope function for the Web Tracing Framework (WTF).interface WtfScopeFn { (arg0?: any, arg1?: any): any }方法link调用签名 linkmode_edit code(arg0?: any, arg1?: any): any参数arg0Type: any.可选. 默认值是 undefined.arg1Type: any.可选. 默认值是 undefined.返回值any