Dingdong_client/Utils/NumberUtils.js

/* eslint-disable no-restricted-properties */
export function accAdd(arg1, arg2) {
  let r1;
  let r2;

  try {
    r1 = arg1.toFixed(2).split('.')[1].length;
  } catch (e) {
    r1 = 0;
  }

  try {
    r2 = arg2.toFixed(2).split('.')[1].length;
  } catch (e) {
    r2 = 0;
  }

  const m = Math.pow(10, Math.max(r1, r2));

  return (arg1 * m + arg2 * m) / m;
}

// 减法函数

export function Subtr(arg1, arg2) {
  let r1;
  let r2;

  try {
    r1 = arg1.toFixed(2).split('.')[1].length;
  } catch (e) {
    r1 = 0;
  }

  try {
    r2 = arg2.toFixed(2).split('.')[1].length;
  } catch (e) {
    r2 = 0;
  }

  const m = Math.pow(10, Math.max(r1, r2)); // 动态控制精度长度

  const n = r1 >= r2 ? r1 : r2;

  return parseFloat(((arg1 * m - arg2 * m) / m).toFixed(n));
}

// 乘法函数

export function accMul(arg1, arg2) {
  let m = 0;
  const s1 = arg1.toFixed(2);
  const s2 = arg2.toFixed(2);

  m += s1.split('.')[1].length;

  m += s2.split('.')[1].length;

  return (
    (Number(s1.replace('.', '')) * Number(s2.replace('.', ''))) /
    Math.pow(10, m)
  );
}

// 除法函数

export function accDiv(arg1, arg2) {
  let t1 = 0;
  let t2 = 0;

  t1 = arg1.toFixed(2).split('.')[1].length;

  t2 = arg2.toFixed(2).split('.')[1].length;

  const r1 = Number(arg1.toFixed(2).replace('.', ''));

  const r2 = Number(arg2.toFixed(2).replace('.', ''));

  return (r1 / r2) * Math.pow(10, t2 - t1);
}