Comment #1 on issue 2024 by [email protected]: Instanceof doesn't work for typed arrays
http://code.google.com/p/v8/issues/detail?id=2024
This is probably related to 1497, in that even though typeof Float32Array === 'function', it's also the case that Float32Array instanceof Function === false -- v8-dev mailing list [email protected] http://groups.google.com/group/v8-dev
