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ลองทำการคำนวณการหาร แต่ติดที่ว่าถ้ากรอกจำนวนสินค้าทั้งหมดต่อกลุ่มมากกว่า จำนวนสินค้าทั้งหมด อยากให้ขึ้นแจ้งว่า "จำนวนที่กรอกไม่ถูกต้อง" ควรทำอย่างไร |
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If บ้านๆก้แก้ได้แล้ว
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Date :
2015-10-31 08:08:23 |
By :
lamaka.tor |
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ได้แล้วขอบคุณมาก ลืมไปเลย
และ
ถ้าดันไปกดปุ่มOK โดยที่ไม่กรอกจำนวนสินค้าทั้งหมด และ จำนวนสินค้าต่อกลุ่ม มันขึ้นว่า NaN
แต่อยากให้ขึ้น 0 ควรทำอย่างไร
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ประวัติการแก้ไข 2015-10-31 10:24:53
![](/images/resource/blockviewtopic_01.gif?v=1001) |
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Date :
2015-10-31 10:21:07 |
By :
peemes101 |
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โอเคขอบคุณมาก
และ
ได้สร้างtextboxเพื่อโชว์เวลาปัจจุบันดังโค้ดนี้
Code (VB.NET)
Dim detdate As Date
detdate = Now
txttime1.Text = detdate.ToLongTimeString
แต่มันติดที่ว่าทำไมพอรันฟอร์มขึ้นมา มันค้างเวลาเดิมไว้
โดยไม่เดินไปเรื่อยๆล่ะ?
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Date :
2015-10-31 14:00:28 |
By :
peemes101 |
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ใช้ timer แบบบ้านๆ ครับ
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![](/images/resource/blockviewtopic_01.gif?v=1001) |
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Date :
2015-10-31 15:28:29 |
By :
lamaka.tor |
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นำtimerมาใส่แล้ว
ไม่เห็นว่าเวลามันจะเดินไปเรื่อยๆขณะรันฟอร์มเลย?
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![](/images/resource/blockviewtopic_01.gif?v=1001) |
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Date :
2015-10-31 15:56:53 |
By :
peemes101 |
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![](/images/resource/blockviewtopic_06.gif?v=1001) |
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Dim detdate As Timer
detdate = Timer1
txttime1.Text = detdate.ToLongTimeString
มันขึ้นยักสีน้ำเงินข้างใต้ detdate.ToLongTimeString
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![](/images/resource/blockviewtopic_01.gif?v=1001) |
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Date :
2015-10-31 16:17:14 |
By :
peemes101 |
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![](/images/resource/blockviewtopic_06.gif?v=1001) |
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ขอบคุณมาก
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![](/images/resource/blockviewtopic_01.gif?v=1001) |
![](/images/resource/blockviewtopic_02.gif?v=1001) |
![](/images/resource/blockviewtopic_03.gif?v=1001) |
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Date :
2015-10-31 16:56:12 |
By :
peemes101 |
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![](/images/resource/blockviewtopic_06.gif?v=1001) |
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การมองหาปัญหา อาจจะดีกว่ามองว่ามีปัญหา
![](/images/bbcode/wink.gif?v=1001) ![](/images/bbcode/wink.gif?v=1001) ![](/images/bbcode/wink.gif?v=1001)
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Date :
2015-10-31 17:15:24 |
By :
lamaka.tor |
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Load balance : Server 03
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