substring

Text substring(Text source, Number index)
Contexts: computer function, computer program, standard futureprog
This function allows you to get a portion of a text string out
source: The source text to take a substring from
index: The 0-based index of where to start taking a substring from

Text substring(Text source, Number index, Number characters)
Contexts: computer function, computer program, standard futureprog
This function allows you to get a portion of a text string out
source: The source text to take a substring from
index: The 0-based index of where to start taking a substring from
characters: The number of characters to retrieve