Altova FlowForce Server 2025 Advanced Edition

Concatenates the lists given by the first argument using the second argument as separator between each pair of lists.

 

Signature

join(lists:list of lists, separator:list=empty list) -> list

 

Parameters

Name

Type

Description

lists

list of lists

Specifies the lists to join. This argument must be a list of two or more lists. All nested lists must be of the same type.

separator

list

Optional argument which specifies the separator by which to delimit the joined lists. If not supplied, no separator will be used.

 

The separator must be of type list. Use the list function to create a separator. For example, the expression list(',') specifies a single comma character as separator.

 

Examples

The following execution steps illustrate how to join two lists. Step 1 produces the first list. Step 2 produces the second list. Step 3 creates an object of type "list of lists" that contains both lists. Finally, step 4 joins the lists, using the semi-colon character as separator.

ff_join

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