#set($myString = "Cascade User Conference 2015")

A string: $myString

A string truncated at 10 characters: $_DisplayTool.truncate($myString,10,'...')

A string truncated at 20 characters: $_DisplayTool.truncate($myString,20,'...')

What if I don't want it breaking a word?

A string truncated upto 20 characters without breaking a word: $_DisplayTool.truncate($myString,20,'...',true)

#set($myHTMLString = "Cascade User Conference 2015")

A string with markup: $myHTMLString

A string with markup removed: $_DisplayTool.stripTags($myHTMLString)

#set($myarray = [1..10])

An array of numbers 1 through 10:

$_DisplayTool.list($myarray,'
')