♦ แนะนำโปรแกรม MS Excel และคุณลักษณะสำคัญของโปรแกรม
02-539-5512, 02-932-5257, 086-321-6917
02-539-5512, 02-932-5257, 086-321-6917
Function IF () จะใช้สำหรับทดสอบเงื่อนไขและตัดสินใจในการ
ผลลัพธ์ : แปลงตัวเลข วัน เดือน ปี ให้เป็นรูปแบบวันที่ตั
ฟังก์ชัน และผลลัพธ์ ฟังก์ชัน DATE : แปลงตัวเลขให้เป็นรู
VLOOKUP เป็นฟังก์ชั่นค้นหาค่าในคอลัมน์แรกของตารางหรืออา
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