2.0.27 • Published 5 years ago

@extra-number/round v2.0.27

Weekly downloads
34
License
MIT
Repository
github
Last release
5 years ago

Rounds number to specific precision.

Also helps to deal with number precision problems. This is part of package extra-number.

number.round(n, [pre]);
// n:   a number
// pre: to precision (1e-12)
const number = require('extra-number');

/* 1. round to specific precision */
number.round(9.135, 1);
// 9

number.round(9.135, 1e-2);
// 9.14

number.round(9.1357, 0.05);
// 9.15

 
/* 2. round precision errors */
0.1*0.2
// 0.020000000000000004

number.round(0.1*0.2);
// 0.02

references

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