@antv/util/src/lodash/merge.ts

<h1 align="center">@antv/util</h1>

/**
 * 将数组展开
 * todo 和 flatten 是一个意思吧？@绝云
 * @param dataArray
 */
export default <T>(dataArray: T[]): T[] => {
  let rst: T[] = [];
  for (let i = 0; i < dataArray.length; i++) {
    rst = rst.concat(dataArray[i]);
  }
  return rst;
};