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to-fast-properties Build Status

Force V8 to use fast properties for an object

Read more.

Use HasFastProperties(object) and --allow-natives-syntax to check whether an object already has fast properties.

Install

$ npm install --save to-fast-properties

Usage

const toFastProperties = require('to-fast-properties');
const obj = {
foo: true,
bar: true
};
delete obj.foo;
// `obj` now has slow properties
toFastProperties(obj);
// `obj` now has fast properties

License

MIT © Petka Antonov, John-David Dalton, Sindre Sorhus