Underscore.string

gistfile1.js

//format into name style case formatting
_.str.capitalize('chris')
=> "Chris"

//Compress white space 
_.clean(" foo    bar   ")
=> 'foo bar'

//Swaps the case of the string 
_.swapCase('hELLO')
=> 'Hello'

//Counts the number of times a sub string is found 
_('Hello world').count('l')
=> 3


//insets a string a the given index
_('Hello ').insert(6, 'world')
=> 'Hello world'