sdkVersion:1.8.7.1

  [WXApi registerApp:WX_APP_KEY universalLink:UNIVERSAL_LINK];

  [WXApi startLogByLevel:WXLogLevelDetail logBlock:^(NSString * _Nonnull log) {

    NSLog(@"++++++WXApi: %@", log);

  }];

  //调用自检函数

  [WXApi checkUniversalLinkReady:^(WXULCheckStep step, WXCheckULStepResult* result) {

    NSLog(@"------WXApi:%@, %u, %@, %@", @(step), result.success, result.errorInfo, result.suggestion);

  }];

日志如下：

------WXApi:0, 1, check passed,

------WXApi:1, 1, check passed,

------WXApi:2, 1, check passed,

++++++WXApi: wxlog:set property list

------WXApi:3, 1, check passed,

++++++WXApi: wxlog:launch app with ul only success

------WXApi:4, 1, check passed,

++++++WXApi: wxlog:Successfully starting WeChat with the universal link.

------WXApi:5, 0, Universal Link check failed. The application is launched by WeChat via scheme, Common problems self-check guide: [微信开放平台App iOS端接入新版本SDK 常见问题自查指引]https://developers.weixin.qq.com/community/develop/doc/000ce0403bc9d0ea1a0a67f415b409

++++++WXApi: wxlog:Error:WXCheckULStepResult[success: 0, errorInfo: Universal Link check failed. The application is launched by WeChat via scheme, suggestion: Common problems self-check guide: [微信开放平台App iOS端接入新版本SDK 常见问题自查指引]https://developers.weixin.qq.com/community/develop/doc/000ce0403bc9d0ea1a0a67f415b409]