Run results for: decimal.js vs. Fraction.js

Run details:

User agent: Mozilla/5.0 (iPhone; CPU iPhone OS 17_2_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.2 Mobile/15E148 Safari/604.1

Browser: Mobile Safari 17

Operating system: iOS 17.2.1

Device Platform: Mobile

Date tested: 2 years ago

Native

607.4M/s

Native + toFixed

15.4M/s

decimal.js

2.0M/s

Fraction.js

1.9M/s

View exact numbers

Test name	Executions per second
✓ Native	607,395,648 Ops/sec
Native + toFixed	15,418,017 Ops/sec
decimal.js	1,991,142 Ops/sec
Fraction.js	1,913,914 Ops/sec

HTML Preparation code:

<script src="https://cdn.jsdelivr.net/npm/decimal.js@10.2.0/decimal.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/fraction.js@4.0.12/fraction.min.js"></script>

Tests:

Native
var a = 0.1; var b = 0.2; ((a + b) * b).toString();
Native + toFixed
var a = 0.1; var b = 0.2; ((a + b) * b).toFixed(9);
decimal.js
var a = new Decimal("0.1"); var b = new Decimal("0.2"); a.plus(b).times(b).toString();
Fraction.js
var a = new Fraction("0.1"); var b = new Fraction("0.2"); a.add(b).mul(b).toString();