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import attributes - Firefox 137+ has implementation behind the flag

data:jsCompat data for JS/ECMAScript features. https://developer.mozilla.org/docs/Web/JavaScriptCompat data for JS/ECMAScript features. https://developer.mozilla.org/docs/Web/JavaScript

p3Medium priority – Community PRs encouraged.Medium priority – Community PRs encouraged.

Status: Open.

#25926 In mdn/browser-compat-data;

· vyv03354 opened on Feb 15, 2025

Add Bun to BCD

data:apiCompat data for Web APIs. https://developer.mozilla.org/docs/Web/APICompat data for Web APIs. https://developer.mozilla.org/docs/Web/API

data:browsersData about browsers (versions, release dates, etc). This data is used for validation.Data about browsers (versions, release dates, etc). This data is used for validation.

data:jsCompat data for JS/ECMAScript features. https://developer.mozilla.org/docs/Web/JavaScriptCompat data for JS/ECMAScript features. https://developer.mozilla.org/docs/Web/JavaScript

data:wasmCompat data for Web Assembly features. https://developer.mozilla.org/en-US/docs/WebAssemblyCompat data for Web Assembly features. https://developer.mozilla.org/en-US/docs/WebAssembly

schemaIsses or pull requests regarding the JSON schema files used in this project.Isses or pull requests regarding the JSON schema files used in this project.

semver-minor-bumpA change that adds a new, non-potentially-breaking feature for consumersA change that adds a new, non-potentially-breaking feature for consumers

size:xl[PR only] >1000 LoC changed[PR only] >1000 LoC changed

Status: Draft (not ready).

mdn/browser-compat-datanumber 23440

#23440 In mdn/browser-compat-data;

· queengooborg opened on Jun 19, 2024

javascript.builtins.Atomics.waitAsync - was incomplete in Chrome until Chrome 91

data:jsCompat data for JS/ECMAScript features. https://developer.mozilla.org/docs/Web/JavaScriptCompat data for JS/ECMAScript features. https://developer.mozilla.org/docs/Web/JavaScript

needs triageThis issue needs to be confirmedThis issue needs to be confirmed

Status: Open.

#21110 In mdn/browser-compat-data;

· RReverser opened on Oct 28, 2023

Unicode property escapes for different ES versions 2018-2023

data:jsCompat data for JS/ECMAScript features. https://developer.mozilla.org/docs/Web/JavaScriptCompat data for JS/ECMAScript features. https://developer.mozilla.org/docs/Web/JavaScript

Status: Open.

#19631 In mdn/browser-compat-data;

· robatwilliams opened on May 4, 2023

Additional BCD for import & import()

data:jsCompat data for JS/ECMAScript features. https://developer.mozilla.org/docs/Web/JavaScriptCompat data for JS/ECMAScript features. https://developer.mozilla.org/docs/Web/JavaScript

Status: Open.

#19391 In mdn/browser-compat-data;

· erosman opened on Apr 17, 2023

javascript.builtins.Intl.DateTimeFormat.DateTimeFormat - Browser comparability data for date-time properties

data:jsCompat data for JS/ECMAScript features. https://developer.mozilla.org/docs/Web/JavaScriptCompat data for JS/ECMAScript features. https://developer.mozilla.org/docs/Web/JavaScript

p3Medium priority – Community PRs encouraged.Medium priority – Community PRs encouraged.

Status: Open.

#19211 In mdn/browser-compat-data;

· noahbald opened on Mar 24, 2023

JavaScript missing ECMAScript version - Add ECMAScript version that introducted the feature

data:jsCompat data for JS/ECMAScript features. https://developer.mozilla.org/docs/Web/JavaScriptCompat data for JS/ECMAScript features. https://developer.mozilla.org/docs/Web/JavaScript

enhancementNice to have features.Nice to have features.

needs triageThis issue needs to be confirmedThis issue needs to be confirmed

Status: Open.

#14835 In mdn/browser-compat-data;

· Ascor8522 opened on Feb 5, 2022