@ryanuo/utils/dist/lib/common/base.js

提供多种实用工具函数，涵盖算法、浏览器操作、网络请求等多个领域

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.deepClone = deepClone;
exports.getTypeName = getTypeName;
exports.numberToFixed = numberToFixed;
exports.toString = void 0;
const toString = v => Object.prototype.toString.call(v);
exports.toString = toString;
function getTypeName(v) {
  const type = toString(v);
  return type.slice(8, -1).toLowerCase();
}
function numberToFixed(num, fixed = 4) {
  if (num === 0 || Number.isNaN(num)) return 0;
  return Number(num.toFixed(fixed));
}
function deepClone(obj) {
  if (obj === null || typeof obj !== "object") return obj;
  if (obj instanceof Date) return new Date(obj.getTime());
  if (obj instanceof RegExp) return new RegExp(obj.source, obj.flags);
  if (Array.isArray(obj)) return obj.map(item => deepClone(item));
  const clone = {};
  for (const key in obj) {
    if (Object.prototype.hasOwnProperty.call(obj, key)) clone[key] = deepClone(obj[key]);
  }
  return clone;
}