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WebAssembly Multi-Value

Category

JavaScript

Type

New or changed feature

Status

Enabled by default (Chrome 80)

Intent stage

None

• Breaking change: No
• Enterprise impact: None
• Spec maturity: Unknown status
• Web Platform Tests: No

WPT details:

Summary

Add support for WebAssembly functions and blocks that return more than one value.

Standards & signals

• Specification: https://github.com/WebAssembly/multi-value
• Firefox: Positive
• Safari: Positive
• Web developers: No signals
• Tracking bug: https://bugs.chromium.org/p/v8/issues/detail?id=6672

Ecosystem

• Web Platform Tests: https://wpt.fyi/results/?q=webassembly-multi-value
• 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+WebAssembly%20Multi-Value
• MDN Web Docs: https://developer.mozilla.org/en-US/search?q=WebAssembly%20Multi-Value
• Baseline status: https://webstatus.dev/?q=WebAssembly%20Multi-Value

Docs: https://github.com/WebAssembly/multi-value/blob/master/proposals/multi-value/Overview.md

View on chromestatus.com