how to check if two objects have the same element in javascript? code example

Example: javascript check if objects are equal

const isEqual = (...objects) => objects.every(obj => JSON.stringify(obj) === JSON.stringify(objects[0]));

// Examples
isEqual({ foo: 'bar' }, { foo: 'bar' });    // true
isEqual({ foo: 'bar' }, { bar: 'foo' });    // false