How to get the current Environment URL in Canvas App or Custom Page?

 To get the Current Environment in canvas app,we can perform the following step:

Step 1: Include Canvas App data source in app and connector PowerAppForMakers as below screenshot.

Step 2: Set the below variable on load or particular event of the screen. 

the variable varCurrentEvironmentURL will store the environment url.

Set(currentAppURI, First('Canvas Apps').AppOpenUri);

Set(currentEvmtId, Right((Match(currentAppURI,"/e/.*(?=/a)").FullMatch),36));

ClearCollect(

    collAllEnvironments,

    AddColumns(

        Sort(

            PowerAppsforMakers.GetEnvironments().value,

            DataSourceInfo.DisplayName

        ),

        "DisplayName",

        properties.linkedEnvironmentMetadata.friendlyName,

        "Url",

        properties.linkedEnvironmentMetadata.instanceUrl

    )

);

Set(

    currentEnvironmentURL,

    First(

        Filter(

            collAllEnvironments,

            currentEvmtId in id

        )

    ).Url

);