Turtle, Observer, Patch

sum-of-breed-with [condition] [list-of-commands]

Parameters:
[condition] List of commands list of commands that evalutes to true or false
[list-of-commands] List of commands list of commands that return a number

Description:
Reports the total value of [list-of-commands] when run over the turtles of the breed specified that satisfy [condition]. If there are no turtles of the specified breedin which [list-of-commands] is true, 0 is returned.

Notes:
Note: This command can
also be executed by patches, for example within an ask-patches statement.

Related Commands:
average-of-breed-with max-of-breed-with median-of-breed-with min-of-breed-with mode-of-breed-with sdev-of-breed-with sum-of-breed sum-of-turtles-with variance-of-breed-with