import BigNumber from 'bignumber.js';
/**
* 加法
* @param num { number }
* @param rest { number }
* @return {number}
*/
export const add = (num, ...rest) => {
let bn = new BigNumber(num)
rest.forEach(item => {
bn = new BigNumber(bn.plus(item))
})
return bn.toNumber()
}
/**
* 减法
* @param num{ number }
* @param rest{ number }
* @return {number}
*/
export const subtract = (num, ...rest) => {
let bn = new BigNumber(num)
rest.forEach(item => {
bn = new BigNumber(bn.minus(item))
})
return bn.toNumber()
}
/**
* 乘法
* @param num{ number }
* @param rest{ number }
* @return {number}
*/
export const multiply = (num, ...rest) => {
let bn = new BigNumber(num)
rest.forEach(item => {
bn = new BigNumber(bn.multipliedBy(item))
})
return bn.toNumber()
}
/**
* 除法
* @param num{ number }
* @param rest{ number }
* @return {number}
*/
export const divide = (num, ...rest) => {
let bn = new BigNumber(num)
rest.forEach(item => {
bn = new BigNumber(bn.dividedBy(item))
})
return bn.toNumber()
}
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