Checks whether a specified item is in a list.

Returns a specified item from a list, or NULL if the item is not found.

Returns the current reversal state (which is used by the Rev function).

Returns the current rotation state (which is used by the Rot function).

Returns a randomized copy of a list. An optional parameter defines how many items from the input list are included in the randomized list.

Returns a string whose content and length are selected randomly within the constraints specified by the parameters. Intended to be used to generate unpredictable passwords.

Returns an array containing values selected randomly from a given series of integers.

Returns an array containing copies of items from an input list, either in the normal order or in reverse order. The optional Count parameter defines how many items from the input list are included in the returned list.

Returns an array containing values selected from a given series of integers, either in the original order or in reverse order.

Returns an array containing copies of items from the input list, in a rotated order. The optional Count parameter defines how many items from the input list are included in the returned list.

Returns an array containing values selected from a given series of integers in a “rotated” order.

Returns an array containing copies of selected items from the input list.

Sets the reversal state.

Sets the rotation state.

Returns an array containing copies of items from the input list, sorted in ascending order. The optional Count parameter defines how many items from the input list are included in the returned list.

Returns an array containing copies of items from the input list, sorted in descending order. The optional Count parameter defines how many items from the input list are included in the returned list.