This week's book giveaway is in the OCAJP 8 forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide and have Edward Finegan & Robert Liguori on-line! See this thread for details.
it turns out that "item" is undefined at the place marked below. The elems reference comes from the jquery 1.7.1 file (~line 760)and is shown below. I copied this autocomplete from a tutorial. Is this a correct usage of map()?