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# CloudKit Build Version and Status

Constants describing the environment that stores the containers.

## Topics

### Constants

[`const String BUILD_VERSION;`](/documentation/CloudKitJS/CloudKit/BUILD_VERSION)

The CloudKit JS build number.

[`const String CLOUDKIT_LOADED;`](/documentation/CloudKitJS/CloudKit/CLOUDKIT_LOADED)

An event that is fired when CloudKit JS is loaded. Used when `CloudKit.js` is loaded asynchronously.

[`const String VERSION;`](/documentation/CloudKitJS/CloudKit/VERSION)

The version of CloudKit JS.


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