 UPPER – Changes stuff to UPPERCASE › “cookie” becomes “COOKIE”  lower – Anybody wanna guess? › “DuH LoLoLoL” becomes “duh lololol”  Valuable for checking equivalence › Check UPPER (or lower) of string if you want to compare not case sensitive  Exercise: Change UNC to Tar Heel

 Last parameter identifies the instance to replace  Very valuable feature  How can you find the LAST word?  Exercise: Last word

 Trim › Remember “a ” and “a” aren’t the same › Trim gets rid of  leading blanks  trailing blanks  extra blanks in middle › “ a ” becomes “a” › Very useful when determining if strings equal › Or just eliminating extra whitespace  Exercise: test equivalence

 Proper – Every word starts with a capital letter  CAREFUL! “it’s” will become “It’S”  How to fix? › Find the ‘ › Fix the next character  Let’s do it!

1. Process each format › Okay to have errors in intermediate steps › BECAUSE you can hide them 2. Determine which format and select it 1. Identify the format that has a unique characteristic 2. If not that one, what is a unique characteristic for one of the remaining options 3. …

 Possible formats › Last, First › Last, First M › Last, First Middle › First Last › First M Last › First Middle Last › Last