Run results for: Test object emptyness (for .. in vs Object.keys vs Object.values vs lodash.isEmpty vs jquery.isEmptyObject)

Tests performance of different techniques and libraries individually and with varying data to observe possible variations.

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/137.0.0.0 Safari/537.36

Browser: Chrome 137

Operating system: Windows

Device Platform: Desktop

Date tested: 10 months ago

Test name	Executions per second
forIn emptyPlainObject	74122032.0 Ops/sec
forIn emptyNullProtoObject	48843660.0 Ops/sec
forIn mediumObject	824521.6 Ops/sec
forIn largeObject	182649.4 Ops/sec
forIn veryLargeObject	41196.1 Ops/sec
objectKeys emptyPlainObject	43121356.0 Ops/sec
objectKeys emptyNullProtoObject	20439332.0 Ops/sec
objectKeys mediumObject	586900.0 Ops/sec
objectKeys largeObject	168223.5 Ops/sec
objectKeys veryLargeObject	36434.9 Ops/sec
objectValues emptyPlainObject	42781512.0 Ops/sec
objectValues emptyNullProtoObject	8490040.0 Ops/sec
objectValues mediumObject	2325926.8 Ops/sec
objectValues largeObject	603598.2 Ops/sec
objectValues veryLargeObject	119958.8 Ops/sec
lodashIsEmpty emptyPlainObject	12104477.0 Ops/sec
lodashIsEmpty emptyNullProtoObject	13323639.0 Ops/sec
lodashIsEmpty mediumObject	443387.1 Ops/sec
lodashIsEmpty largeObject	143133.8 Ops/sec
lodashIsEmpty veryLargeObject	34568.5 Ops/sec
jqueryIsEmptyObject emptyPlainObject	24211510.0 Ops/sec
jqueryIsEmptyObject emptyNullProtoObject	34878460.0 Ops/sec
jqueryIsEmptyObject mediumObject	798239.9 Ops/sec
jqueryIsEmptyObject largeObject	188985.5 Ops/sec
jqueryIsEmptyObject veryLargeObject	44802.1 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->
<script src='https://cdnjs.cloudflare.com/ajax/libs/jquery/3.7.1/jquery.js'></script>
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.21/lodash.min.js'></script>

Script Preparation code:

// Preparation
globalThis.emptyPlainObject = {};
globalThis.emptyNullProtoObject = { __proto__: null };
globalThis.mediumObject = {};
globalThis.largeObject = {};
globalThis.veryLargeObject = {};

for (let i = 0; i < 100; ++i) {
  mediumObject[i] = i;
}
for (let i = 0; i < 500; ++i) {
  largeObject[i] = i;
}
for (let i = 0; i < 2000; ++i) {
  veryLargeObject[i] = i;
}

globalThis.forIn = (value) => {
  for (const _ in value) {
    return false;
  }
  return true;
};

globalThis.objectKeys = (value) => Object.keys(value).length === 0;
globalThis.objectValues = (value) => Object.values(value).length === 0;
globalThis.lodashIsEmpty = (value) => _.isEmpty(value);
globalThis.jqueryIsEmptyObject = (value) => $.isEmptyObject(value);

Tests:

forIn emptyPlainObject
forIn(emptyPlainObject);
forIn emptyNullProtoObject
forIn(emptyNullProtoObject);
forIn mediumObject
forIn(mediumObject);
forIn largeObject
forIn(largeObject);
forIn veryLargeObject
forIn(veryLargeObject);
objectKeys emptyPlainObject
objectKeys(emptyPlainObject);
objectKeys emptyNullProtoObject
objectKeys(emptyNullProtoObject);
objectKeys mediumObject
objectKeys(mediumObject);
objectKeys largeObject
objectKeys(largeObject);
objectKeys veryLargeObject
objectKeys(veryLargeObject);
objectValues emptyPlainObject
objectValues(emptyPlainObject);
objectValues emptyNullProtoObject
objectValues(emptyNullProtoObject);
objectValues mediumObject
objectValues(mediumObject);
objectValues largeObject
objectValues(largeObject);
objectValues veryLargeObject
objectValues(veryLargeObject);
lodashIsEmpty emptyPlainObject
lodashIsEmpty(emptyPlainObject);
lodashIsEmpty emptyNullProtoObject
lodashIsEmpty(emptyNullProtoObject);
lodashIsEmpty mediumObject
lodashIsEmpty(mediumObject);
lodashIsEmpty largeObject
lodashIsEmpty(largeObject);
lodashIsEmpty veryLargeObject
lodashIsEmpty(veryLargeObject);
jqueryIsEmptyObject emptyPlainObject
jqueryIsEmptyObject(emptyPlainObject);
jqueryIsEmptyObject emptyNullProtoObject
jqueryIsEmptyObject(emptyNullProtoObject);
jqueryIsEmptyObject mediumObject
jqueryIsEmptyObject(mediumObject);
jqueryIsEmptyObject largeObject
jqueryIsEmptyObject(largeObject);
jqueryIsEmptyObject veryLargeObject
jqueryIsEmptyObject(veryLargeObject);

Run results for: Test object emptyness (for .. in vs Object.keys vs Object.values vs lodash.isEmpty vs jquery.isEmptyObject)

Tests performance of different techniques and libraries individually and with varying data to observe possible variations.

forIn emptyPlainObject

forIn emptyNullProtoObject

forIn mediumObject

forIn largeObject

forIn veryLargeObject

objectKeys emptyPlainObject

objectKeys emptyNullProtoObject

objectKeys mediumObject

objectKeys largeObject

objectKeys veryLargeObject

objectValues emptyPlainObject

objectValues emptyNullProtoObject

objectValues mediumObject

objectValues largeObject

objectValues veryLargeObject

lodashIsEmpty emptyPlainObject

lodashIsEmpty emptyNullProtoObject

lodashIsEmpty mediumObject

lodashIsEmpty largeObject

lodashIsEmpty veryLargeObject

jqueryIsEmptyObject emptyPlainObject

jqueryIsEmptyObject emptyNullProtoObject

jqueryIsEmptyObject mediumObject

jqueryIsEmptyObject largeObject

jqueryIsEmptyObject veryLargeObject