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

Run details:

User agent: Mozilla/5.0 (Linux; Android 8.0.0; G8441 Build/47.1.A.16.20) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36

Browser: Chrome Mobile 69

Operating system: Android 8.0.0

Device Platform: Mobile

Date tested: 5 years ago

Test name	Executions per second
JSON.parse()	606546.9 Ops/sec
eval()	375580.0 Ops/sec

Script Preparation code:

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

Tests:

JSON.parse()
var dummy = JSON.parse(jsonString);
eval()
eval('var dummy = ' + jsonString);