WebAssembly.Global.prototype.valueOf()

Baseline Widely available

This feature is well established and works across many devices and browser versions. It’s been available across browsers since March 2020.

The valueOf method of the WebAssembly.Global object prototype returns the value contained inside the global variable.

Syntax

valueOf()

None.

A string indicating the value of the global.

js
const myGlobal = new WebAssembly.Global({ value: "i32", mutable: true }, 42);

// 42
console.log(myGlobal.valueOf());

Specification

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This page was last modified on Apr 27, 2026 by MDN contributors.