Office.ContextInformation interface

Gets the Office application in which the add-in is running.

host: Office.HostType;

Property Value

Examples

const contextInfo = Office.context.diagnostics;
console.log("Office application: " + contextInfo.host);

Gets the platform on which the add-in is running.

platform: Office.PlatformType;

Property Value

Remarks

Important: In Outlook, OfficeOnline is returned if an add-is is running in Outlook on the web or in new Outlook on Windows.

Examples

const contextInfo = Office.context.diagnostics;
console.log("Platform: " + contextInfo.platform);

Gets the version of Office on which the add-in is running.

version: string;

Property Value

Examples

// Checks whether the Office on Windows version meets a feature's minimum requirements.
const clientVersion = Office.context.diagnostics.version;

// In Office on Windows, the version property is in the format "16.0.<build>.<revision>".
// In this example, Version 2603 (Build 19822.20000) is the minimum version required for the feature.
// 19822 is the build number and 20000 is the revision number.
const minBuildRevision = "19822.20000";

const [, , clientBuild, clientRevision] = clientVersion.split(".");
const [minBuild, minRevision] = minBuildRevision.split(".");

const clientBuildNumber = parseInt(clientBuild, 10);
const clientRevisionNumber = parseInt(clientRevision, 10);
const minBuildNumber = parseInt(minBuild, 10);
const minRevisionNumber = parseInt(minRevision, 10);

if (
    clientBuildNumber > minBuildNumber ||
    (clientBuildNumber === minBuildNumber && clientRevisionNumber >= minRevisionNumber)
) {
    console.log("Office version meets the minimum requirements.");
    // Implement the feature-specific actions here.
} else {
    console.log("Office version doesn't meet the minimum requirements.");
}