Run results for: Lodash.isEqual vs JSON.stringify Equality Comparison for deeply nested objects.

Run details:

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3809.100 Safari/537.36

Browser: Chrome 76

Operating system: Linux

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
_.isEqual	135865.8 Ops/sec
JSON.stringify	220496.3 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/lodash@4.17.4/lodash.min.js"></script>

Script Preparation code:

window.foo = {key1:['cat', 'dog', 'bird', {a:1,b:2}],key2:{key21:['abc','def'], key22:'abcd', key23:991383,key24:{}}};
window.bar = {key2:{key21:['abc','def'], key22:'abcd', key23:991383,key24:{}}, key1:['cat', 'dog', 'bird', {a:1,b:2}],};

Tests:

_.isEqual
_.isEqual(window.foo, window.bar)
JSON.stringify
JSON.stringify(window.foo) === JSON.stringify(window.bar);

Run results for: Lodash.isEqual vs JSON.stringify Equality Comparison for deeply nested objects.

Test on isEqual performance

_.isEqual

JSON.stringify