method Deno.AtomicOperation.prototype.check
AtomicOperation.prototype.check(...checks: AtomicCheck[]): this
Add to the operation a check that ensures that the versionstamp of the
key-value pair in the KV store matches the given versionstamp. If the
check fails, the entire operation will fail and no mutations will be
performed during the commit.
...checks: AtomicCheck[]
this