Railo 4.2 Reference
Choose a function:

Object Method Array.delete

Deletes specified object from given array
Array.delete(object value,[string scope]):boolean


The arguments for this function are set. You can not use other arguments except the following ones.
Name Type Required Description
value object  Yes The value to delete
scope string  No one: replaces the first occurrence (default)
all: replaces all occurrences