prepend-to-list

Description

prepend-to-list adaptor adds a single new value to the beginning of an existing list.

If you wish to add a value to the end of a list, use the append-to-list adaptor. If you wish to add multiple values, use the append-lists adaptor.

Inputs

list Type: list Required: Yes The list to which the value will be prepended.

value Type: text Required: Yes The value to be prepended to the list.

Outputs

list Type: list A list with the value prepended.

Examples

Example 1: Default behaviour.

Inputs:

list:

1. green

2. blue

value:

1. red

Outputs:

list:

1. red

2. green

3. blue

-> Prepended value red to the existing list.

Use Cases

• After using the sort-list adaptor, add a missing element to the beginning of the list.

• Adding new values to lists allows for adjustment of included values without modifying the original dataset.