calculator-easy

js 解决小数间计算精度损失，一个轻量的js计算器。 目前支持加，减，乘，除（add,sub,mul,div）

install

npm install calculator-easy

#github https://github.com/zq2454526717/tools/blob/master/calculator.js

#usage const calculator = require('./index');

console.log(calculator.add(1,2));

文档

Functions

getDecimalLength(number) ⇒ Number

获取数字小数部分长度

Kind: global function

| Param | Type | | --- | --- | | number | Number | String |

enlargeNumber(number, digit) ⇒ Number

将小数放大为整数

Kind: global function

| Param | Type | Description | | --- | --- | --- | | number | Number | String | | | digit | Number | 小数点后移的位数 |

add(num1, num2, fixes) ⇒ Number

相加

Kind: global function

| Param | Type | Default | Description | | --- | --- | --- | --- | | num1 | Number | String | | | | num2 | Number | String | | | | fixes | Number | 2 | 保留的小数位数 |

sub(num1, num2) ⇒ Number

相减

Kind: global function

| Param | Type | Description | | --- | --- | --- | | num1 | Number | String | | | num2 | Number | String | * @param {Number} fixes 保留的小数位数 |

mul(num1, num2) ⇒ Number

相乘

Kind: global function

| Param | Type | Description | | --- | --- | --- | | num1 | Number | String | | | num2 | Number | String | * @param {Number} fixes 保留的小数位数 |

div(num1, num2) ⇒ Number

相除

Kind: global function

| Param | Type | Description | | --- | --- | --- | | num1 | Number | String | | | num2 | Number | String | * @param {Number} fixes 保留的小数位数 |