Array.filter(filter) Last updated: 24. Jan 2023

Returns the items in an array that matches the filter function.

Parameters

Name Type Description
filter function Bool function that filters out items in the array.

Returns

An array of items that match the specified filter.

Example

Code example (JS)

JS is normal JavaScript either running in the browser or on the Docly™ server.
const words = ["abcdefg", "efgha", "abc123"];
const result = words.filter(word => word.startsWith("abc"));
write(JSON.stringify(result));

Output

The JS code above produces the output shown below:
["abcdefg","abc123"]