我设置了不校验域名，然后通过预览用手机查看小程序，加载失败。

用了官方的代码 https://developers.weixin.qq.com/s/ElC24AmF729W，在iOS13.1.1上运行报错 [代码]remote-helper.js:1 eval script evaluate_id[代码] [代码]#19 failed TypeError: Cannot set property 'ontouchstart' of undefined[代码][代码]    [代码][代码]at WAService.js:1:640211[代码][代码]    [代码][代码]at Array.forEach (<anonymous>)[代码][代码]    [代码][代码]at WAService.js:1:640182[代码][代码]    [代码][代码]at WAService.js:1:640643[代码][代码]    [代码][代码]at WAService.js:1:435971[代码][代码]    [代码][代码]at Object.m (WAService.js:1:1907)[代码][代码]    [代码][代码]at Object.value [as subscribeHandler] (/Applications/wechatwebdevtools.app/Contents/Resources/package.nw/js/unpack/remote-helper.js:68:2165)[代码][代码]    [代码][代码]at [VM 20]:1:17[代码][代码]    [代码][代码]at Script.runInContext (vm.js:135:20)[代码][代码]    [代码][代码]at Object.runInContext (vm.js:298:6)[代码][代码]value @ remote-helper.js:1[代码]