IDL 数组元素寻找唯一值

year_arr = ['1998','1998','1999','2000','1999','1998','2001']
uniq_year_arr =year_arr[UNIQ(year_arr, SORT(year_arr))]
print, uniq_year_arr
 
运行结果为: 1998 1999 2000 2001
posted @ 2020-09-07 14:19  lqqgis  阅读(243)  评论(0)    收藏  举报