Hướng dẫn sử dụng Hàm VLOOKUP trong Excel (Tutorials on using for Vlookup function in excel) – WowIsee
Chức năng: Hàm VLOOKUP là hàm dò tìm dữ liệu theo cột, sẽ trả về giá trị của một ô nằm trên một cột nào đó nếu thỏa mãn điều kiện dò tìm.
Cú pháp: VLOOKUP(lookup_value, table_array, col_index_num, [option_lookup])
- Lookup_value: Là giá trị dùng để dò tìm, giá trị này sẽ được dò tìm trong cột đầu tiên của bảng dữ liệu dò tìm. Giá trị dò tìm có thể là một số, một chuỗi, một công thức trả về giá trị hay một tham chiếu đến một ô nào đó dùng làm giá trị dò tìm.
- Table_array: Là bảng dữ liệu dùng để dò tìm, bảng dò tìm có thể là tham chiếu đến một vùng nào đó hay Name trả về vùng dò tìm. Bảng dò tìm gồm có ít nhất một hàng hoặc một cột, trong đó cột thứ nhất của bảng dò tìm sẽ được dùng để dò tìm.
- Col_index_num: Là số thứ tự của cột (tính từ trái qua phải) trong bảng dò tìm chứa giá trị mà ta muốn trả về. Col_index_num phải >=1 và <= số cột lớn nhất có trong bảng dò tìm, ngược lại hàm sẽ trả về #VALUE! hoặc #REF.
- Option_lookup: Là tùy chọn xác định kiểu dò tìm, có 2 kiểu dò tìm:
- False hoặc 0: là kiểu dò tìm chính xác, hàm sẽ lấy giá trị đầu tiên mà nó tìm được trên cột đầu tiên trong bảng dò tìm. Trong trường hợp tìm không thấy, hàm sẽ trả về #N/A.
- True hoặc 1 hoặc để trống: là kiểu dò tìm tương đối, hàm sẽ lấy giá trị đầu tiên mà nó tìm được trên cột đầu tiên trong bảng dò tìm. Trong trường hợp tìm không thấy, nó sẽ lấy giá trị lớn nhất mà có giá trị nhỏ hơn giá trị dò tìm.
Link xem các video khác: https://www.youtube.com/channel/UCdNhaWoz0XduXIa3pIL8NiQ/videos
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