check if js object is empty

1function isObjectEmpty(obj) {
2    return Object.keys(obj).length === 0;
3}

1function isEmptyObject(obj) {
2    return !Object.keys(obj).length;
3}

1> !!Object.keys(obj).length;

1// because Object.entries(new Date()).length === 0;
2// we have to do some additional check
3Object.entries(obj).length === 0 && obj.constructor === Object

1function isEmpty(obj) {    return Object.keys(obj).length === 0;}

1JSON.stringify({}) !== '{}';