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README
round-to
Round a number to a specific number of decimal places:
1.234
→1.2
Install
$ npm install round-to
Usage
const roundTo = require('round-to');
roundTo(1.234, 2);
//=> 1.23
roundTo.up(1.234, 2);
//=> 1.24
roundTo.down(1.234, 2);
//=> 1.23
Numbers are rounded to a specific number of fractional digits. Specifying a negative precision
will round to any number of places to the left of the decimal.
roundTo(1234.56, -2);
//=> 1200
Specifying an infinite precision
will assume infinite decimal places.
roundTo(0.1231782638, Infinity);
//=> 0.1231782638
API
roundTo(number, precision)
Round the decimals with Math.round
.
roundTo.up(number, precision)
Round up the decimals with Math.ceil
.
roundTo.down(number, precision)
Round down the decimals with Math.floor
.
number
Type: number
Number to adjust.
precision
Type: number
(Integer or Infinity)
Number of decimal places.
License
MIT © Sindre Sorhus
*Note that all licence references and agreements mentioned in the round-to README section above
are relevant to that project's source code only.