Run results for: number format2

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/115.0.0.0 Safari/537.36

Browser: Chrome 115

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
C1	1260331.2 Ops/sec
S1	1204813.6 Ops/sec
C2	1272738.0 Ops/sec
S2	1220967.4 Ops/sec
C3	1343719.4 Ops/sec
S3	1395009.1 Ops/sec

HTML Preparation code:

<script src="https://cdnjs.cloudflare.com/ajax/libs/bignumber.js/9.0.1/bignumber.min.js"></script>
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

function _numberWithCommas(strNum) {
    return strNum.replace(/\B(?<!\.\d*)(?=(\d{3})+(?!\d))/g, ",");
}

function numberFloorFormat (num, decimal, roundMode, fillingZero) {
    let rounded;
    if (roundMode === 'up') {
        rounded = _.ceil(num, decimal);
    } else if (roundMode === 'down') {
        rounded = _.floor(num, decimal);
    }

    let strNum;
    if (fillingZero) {
        strNum = rounded.toFixed(decimal);
    } else {
      	strNum = rounded.toString();
    }
    return _numberWithCommas(strNum);
};

function intlFormat() {
  return Intl.NumberFormat({roundingMode: 'floor', maximumFractionDigits: 8});
}

Tests:

C1
new BigNumber(12345678.123456).toFormat(8, BigNumber.ROUND_FLOOR)
S1
numberFloorFormat(12345678.123456, 8, 'down', true)
C2
new BigNumber(12345678.123456).toFormat(8, BigNumber.ROUND_CEIL)
S2
numberFloorFormat(12345678.123456, 8, 'up', true)
C3
new BigNumber(12345678.123456).dp(8, BigNumber.ROUND_CEIL).toFormat()
S3
numberFloorFormat(12345678.123456, 8, 'up', false)
INTL1
intlFormat(12345678.123456)

Run results for: number format2

C1

S1

C2

S2

C3

S3

INTL1