Run results for: eval vs parseInt vs Number vs JSON.parse

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/113.0.0.0 Safari/537.36 OPR/99.0.0.0 (Edition std-1)

Browser: Opera 99

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
long eval()	5848878.0 Ops/sec
long parseInt()	6479494.0 Ops/sec
short eval()	5847090.0 Ops/sec
short parseInt()	13323840.0 Ops/sec
short Number class call	13549320.0 Ops/sec
long Number class call	13367660.0 Ops/sec
short JSON.parse	8150109.0 Ops/sec
long JSON.parse	4071776.0 Ops/sec

Tests:

long eval()
eval("99999999999999999999999999999999999999999999999999999999999999999999999999");
long parseInt()
parseInt("99999999999999999999999999999999999999999999999999999999999999999999999999");
short eval()
eval("999");
short parseInt()
parseInt("999");
short Number class call
Number('999');
long Number class call
Number('99999999999999999999999999999999999999999999999999999999999999999999999999');
short JSON.parse
JSON.parse('999');
long JSON.parse
JSON.parse('99999999999999999999999999999999999999999999999999999999999999999999999999');

Run results for: eval vs parseInt vs Number vs JSON.parse

long eval()

long parseInt()

short eval()

short parseInt()

short Number class call

long Number class call

short JSON.parse

long JSON.parse