front-standard-utils/src/array.ts

前端工具库

/**
 * 对象数组去重
 * @param arr
 * @param key
 * @returns
 */
export const removeDupArr = (arr: any[], key: string) => {
  return arr?.filter((e, index, self) => {
    return self.findIndex((item) => e[key] == item[key]) == index;
  });
};

/**
 * 
 * @desc 判断两个数组是否相等
 * @param arr1 
 * @param  arr2 
 * @returns Boolean
 */
export const arrayEqual = (arr1: string[], arr2: string[]) => {
  if (arr1 === arr2) return true;
  if (arr1.length != arr2.length) return false;
  for (var i = 0; i < arr1.length; ++i) {
    if (arr1[i] !== arr2[i]) return false;
  }
  return true;
}