deno run app.ts
当使用命令运行应用程序时,它会给出一个error: Uncaught PermissionDenied
error: Uncaught PermissionDenied: access to environment variables, run again with the --allow-env flag
at unwrapResponse ($deno$/ops/dispatch_json.ts:43:11)
at Object.sendSync ($deno$/ops/dispatch_json.ts:72:10)
at Object.toObject ($deno$/ops/os.ts:33:12)
at file:///opt//deno/app.ts:5:22