This example contains a API that exposes a grapql endpoint supporting supbscriptions.

subscription symbolUpdated($variableNames: [String]!) { symbolUpdated(variableNames: $variableNames) { value name timeStamp } }

It contains a simple React App that uses the Apollo Client to create multiple subscriptions against the graphql endpoint.

This example app contains a prebuilt Client side app in wwwroot/demo/build

• Goto folder Test.Api
• dotnet restore
• dotnet run
• Open browser on localhost:50166/demo/build/index.html

• Goto Test.Api/wwwroot/demo
• yarn
• yarn build