Jun 22, '09 07:30:02AM • Contributed by: Anonymous
A C I L N O S T U Y Z
...to open a submenu allowing you to choose a modified (with accent, umlaut, etc.) version of that character.
[robg adds: This is mentioned in the iPhone User Guide (11MB PDF), but not in detail. There are extra characters on the two symbol keyboards as well -- nearly every symbol is available in at least two forms, but the following keys have additional extra characters in their pop-up definitions: . ? ! ' - $ " % _. If I've missed any, please post!]
