前端js搜索树形结构数据

Posted 2022-11-29 Jay_帅小伙

前端js搜索树形结构数据

/**
 * 
 * @param value 关键字
 * @param arr 要过滤的数组
 * @param key 过滤的key
 * @returns []过滤的数组
 */
export function searchTree(value: string, arr: any[], key: string): any[] 
  let newArr: any[] = []
  arr.forEach((element) => 
    if (element[key].indexOf(value) > -1) 
      // 判断条件
      newArr.push(element)
     else 
      if (element.children && element.children.length > 0) 
        let redata = searchTree(value, element.children, key)
        if (redata && redata.length > 0) 
          let obj = 
            ...element,
            children: redata,
          
          newArr.push(obj)
        
      
    
  )
  return newArr