[k3n]

John Resig did a really cool series[1][2][3] of deep-dive posts into optimization in JS for mobile, which covered tries (among others) -- it was the first I'd heard of them. Fascinating read.

1. http://ejohn.org/blog/dictionary-lookups-in-javascript/

2. http://ejohn.org/blog/javascript-trie-performance-analysis/

3. http://ejohn.org/blog/revised-javascript-dictionary-search/