The function iterates over items in an list or tuple and returns a new list based on the results of a given callback function.

This function does not generate a change.



Argument Type Description
callback closure (required) Closure to execute on each value.

Explanation of the callback argument:

Iterable Arguments Description
array item, index Iterate over all items in the array. Both item and index are optional.

Return value

A new list of items that are the result of the callback function.


This code shows an example using map():

users = [{name: "Iris", age: 6}, {name: "Sasha", age: 34}];

// returns ["Iris", "Sasha"]|user|;

Return value in JSON format