@xiaofei.wang/float.js

float.js

浮点数运算

$ yarn add @xiaofei.wang/float.js

const floatJs = require("@xiaofei.wang/float.js");
or;
import floatJs, { plus, minus, ride, sum } from "@xiaofei.wang/float.js";

0.2 + 0.1 = 0.30000000000000004;
plus(0.2, 0.1) === 0.3;
0.3 - 0.1 = 0.19999999999999998;
plus(0.3, -0.1) === 0.2 - 0.3 + 0.1 = -0.19999999999999998;
plus(-0.3, 0.1) === -0.2;

0.3 - 0.1 = 0.19999999999999998;
minus(0.3, 0.1) === 0.2;

0.631 * 10 = 6.3100000000000005;
ride(0.631, 10) === 6.31;

sum([0.3, -0.1]) === 0.2;