Run results for: JSON.parse() vs. eval()

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:152.0) Gecko/20100101 Firefox/152.0

Browser: Firefox 152

Operating system: Windows

Device Platform: Desktop

Date tested: one month ago

JSON.parse()

2.7M/s

eval()

92K/s

View exact numbers

Test name	Executions per second
✓ JSON.parse()	2,734,574 Ops/sec
eval()	92,394 Ops/sec

Script Preparation code:

var jsonString = '{"key1": "val1", "key2": 7}'

Tests: