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String.prototype.replaceAll

Category

JavaScript

Type

New or changed feature

Status

Enabled by default (Chrome 85)

Intent stage

Prepare to ship

• Breaking change: No
• Enterprise impact: None
• Spec maturity: Incubation
• Web Platform Tests: Yes

WPT details: Tested in test262

Summary

JavaScript now has first-class support for global substring replacement through the new `String.prototype.replaceAll()` method.

Standards & signals

• Specification: https://tc39.es/proposal-string-replaceall/
• Firefox: Shipped/Shipping
• Safari: Shipped/Shipping — Landed cl, may not be released
• Web developers: No signals
• Tracking bug: https://bugs.chromium.org/p/v8/issues/detail?id=9801

Ecosystem

• Web Platform Tests: https://wpt.fyi/results/?q=string-prototype-replaceall
• Chrome Platform Showcase: https://chrome-platform-showcase.paulkinlan-ea.deno.net/features
• GenDN reference: https://gendn.paulkinlan-ea.deno.net/features
• chrome.dev demos search: https://www.google.com/search?q=site%3Achrome.dev+String.prototype.replaceAll
• MDN Web Docs: https://developer.mozilla.org/en-US/search?q=String.prototype.replaceAll
• Baseline status: https://webstatus.dev/?q=String.prototype.replaceAll

Explainers: https://v8.dev/features/string-replaceall https://github.com/tc39/proposal-string-replaceall

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