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WebAssembly.Global.prototype.value - WebAssembly | MDN

OS

WebAssembly.Global.prototype.value

Baseline

20203

value WebAssembly.Global

Global value

mutable true TypeError

js

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

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

// TypeError
myGlobal.value = 100;

js

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

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

myGlobal.value = 100;
// 100
console.log(myGlobal.value);


WebAssembly JavaScript Interface # dom-global-value

MDN

MDN 2026717

GitHub

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