Arrays

Array.filter()

Learn how to use Array.filter() in JavaScript.

Array.filter()

Documentation for Array.filter() in JavaScript.

Syntax

arr.filter(x => x > 0)

Example

// Practical usage
arr.filter(x => x > 0)
console.log("Executed successfully.");

Notes

JavaScript provides powerful built-in methods for the web.

Try It Yourself

You can run JavaScript directly in the BrowserCode Playground.