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lelinhtinh/Rounding Decimals in JavaScript

Last active July 1, 2022 07:19
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Làm tròn số thập phân với javascript
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Rounding Decimals in JavaScript
/* http://www.jacklmoore.com/notes/rounding-in-javascript/ */
function round(value, decimals) {
return Number(Math.round(value + 'e' + decimals) + 'e-' + decimals);
}
/* http://stackoverflow.com/a/11832950 */
Math.round(num * 100) / 100;
/* http://stackoverflow.com/a/12830454 */
parseFloat("123.456").toFixed(2);
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