Function deepFreeze

Recursively freezes an objects and all own non-function sub-objects.

Note that the input object is being mutated.

Since

12.0.0

See

• deepSeal
• Object.freeze

Example

const a = {a: {b: 2}, b: [1, {foo: "foo"}], c: 2};

deepFreeze(a)
// => object and all sub-objects are frozen.