Built-in functions: preceding function

preceding function

preceding(T)

Takes an argument T that is a member of an enumerated type, and returns the previous member of the enumerated type.

Input: enumerated type member, or array of enumerated type members

Result: enumerated type member, or array of enumerated type members

Examples:

If enumerated type "fruit" is defined as "apple", "grape", "banana":

preceding("grape") --> "apple"

preceding(["banana", "grape", "banana"]) --> ["grape", "apple", "grape"]

In: Contents >> Working with equations >> Functions >> Built-in functions