å¹ççãªæ¥åéè¡ã«ã¯é©åãªããŒã«ã®éžæãäžå¯æ¬ ã§ããããã§ãäœæ¥ã®èªååãšæé©åã«æ¬ ãããªãChatGPTãšVBAã®çµã¿åããã«æ³šç®ãéãŸã£ãŠããŸãããã®ãªãŒãæã§ã¯ãããžãã¹ããŒãœã³ã«ãšã£ãŠChatGPTãšVBAãã©ã掻çšããã®ãããã®æ¹æ³ãèŠçŽããå ·äœçãªé©çšäŸãã玹ä»ããŸããåæ©ããå¿çšãŸã§ããã©ãã«ã·ã¥ãŒãã£ã³ã°ã®ãã³ãã綎ããªãããæé«ã®çµæãå°ãåºãããã®ãã¹ããã©ã¯ãã£ã¹ã解説ããããŸãããã£ãããšåèã«ããæ¥ã ã®æ¥åå¹çåãå®çŸããŠããã ããã°å¹žãã§ãã
1. ChatGPTãšVBAã®åºæ¬çç解
1.1 ChatGPTãšã¯äœãïŒ
ChatGPTãšã¯ãèªç¶èšèªç解ïŒNLUïŒãšèªç¶èšèªçæïŒNLGïŒãå¯èœã«ãããé«åºŠãªAIããŒã¹ã®èšèªã¢ãã«ã§ãããã®æè¡ã¯ãããã¹ãããŒã¹ã®å¯Ÿè©±ã«ãããŠããŠãŒã¶ãŒã®è³ªåãã³ã¡ã³ãã«å¯Ÿããé¢é£æ§ã®é«ãè¿çãçæããããšãã§ããŸããäºå®äžãChatGPTã¯é¡§å®¢ãµããŒãããªã³ã©ã€ã³ã¢ã·ã¹ã¿ã³ããæè²ã³ã³ãã³ãçæãªã©å€å²ã«ãããåéã§å¿çšãããŠããŸãã
ChatGPTãç¬ç¹ãªã®ã¯ãã®åŠç¿èœåã«ãããŸãã倧éã®ããã¹ãããŒã¿ãåŠçããèšèªãã¿ãŒã³ãç解ããããšã§ãèªç¶ãªäŒè©±ãçæã§ããã®ã§ãããã®ã¢ãã«ã¯å€èšèªã«å¯Ÿå¿ããŠãããå¹ åºããããã¯ãšæ å ±ãã«ããŒããããããŠãŒã¶ãŒã«ãšã£ãŠå€§å€æçã§ãã
ãŸããChatGPTã®é²åã¯ãšã©ãŸãããšãç¥ãããåžžã«æ°ããããŒã¿ãäŸã«åºã¥ããŠåŠç¿ããŠããŸããããã«ãããChatGPTã¯çŸä»£ã®ãã¯ãããžãŒãçŽé¢ããèšèªç課é¡ã«å¯ŸããŠãåžžã«æåç·ã§æŽ»åãç¶ããããšãã§ããŸãã
1.2 VBAã®åœ¹å²ãšæŠèŠ
VBAïŒVisual Basic for ApplicationsïŒã¯ãMicrosoft Office補åã«å èµãããŠããããã°ã©ãã³ã°èšèªã§ããExcelãWordãAccessãªã©ã®ã¢ããªã±ãŒã·ã§ã³ã§å埩äœæ¥ãèªååãããã¯ãã®äœæã«ãã䜿çšãããŸããVBAã䜿ãã°ãè€éãªèšç®ãããŒã¿åæãã¬ããŒãçæãªã©ã®ã¿ã¹ã¯ãè¿ éã«åŠçããããšãã§ããŸãã
ãã®èšèªã®äž»ãªæ©èœã¯ãã¢ããªã±ãŒã·ã§ã³ã®æ¢åã®æ©èœãæ¡åŒµããã«ã¹ã¿ã ã®ãŠãŒã¶ãŒå®çŸ©é¢æ°ãèªååãããããã»ã¹ããããŠè€éãªã¢ã«ãŽãªãºã ã容æã«çµ±åããããšã§ããVBAã¯ã·ã³ãã«ãªæ§æãæã¡ãªããã匷åãªããŒã«ã§ãããããã°ã©ãã³ã°ã®åå¿è ã«ã䜿ãããããšãããŠããŸãã
Excelãªã©ã®ã¹ãã¬ããã·ãŒãã§ã®äœæ¥ã®å¹çåãããäŒæ¥ã¬ãã«ã®ããŒã¿ç®¡çãœãªã¥ãŒã·ã§ã³ã®éçºã«è³ããŸã§ãVBAã¯ããžãã¹ã®çŸå Žã§åºæ±ã«å©çšãããŠããŸããå°èŠæš¡ãªæ¥åæ¹åã«ããããããã¿ã€ãã³ã°ã«ããVBAã¯çæ³çãªéžæè¢ãšãããŠããŸãã
1.3 ChatGPTãšVBAã®çžäºäœçš
ChatGPTãšVBAã®çžäºäœçšã¯ãèªååãšAIé§åã®ãœãªã¥ãŒã·ã§ã³ãå®çŸããŸããäŸãã°ãChatGPTãVBAã¹ã¯ãªããã«çµã¿èŸŒãããšã§ããªãã£ã¹ã¢ããªã±ãŒã·ã§ã³å éšã§ã®å¯Ÿè©±åãµããŒããå¯èœã«ãªããŸããããã¯ããŠãŒã¶ãŒãExcelãªã©ã§ããŒã¿æäœæ¹æ³ãå°ããéã«ãAIã«ããå³æã®ã¢ã·ã¹ã¿ã³ã¹ãæäŸããããšã§å®çŸãããŸãã
VBAã§äœæããããã¯ããChatGPTã解éãããããªãã€ã³ãµã€ããæ¹åç¹ããŠãŒã¶ãŒã«ææ¡ããããšãå¯èœã§ãããã®ã³ã©ãã¬ãŒã·ã§ã³ã«ãããåçš®æ¥åã®èªååããã»ã¹ãæ Œæ®µã«åäžãããŠãŒã¶ãŒãšã¯ã¹ããªãšã³ã¹ãæ¹åãããŸãã
ãŸããChatGPTã掻çšããŠãVBAãã¯ãã®ãããã°ãã³ãŒãæé©åã®æ瀺ãçŽèŠ³çã«åãåãããšãã§ããŸããããã«ãããããã°ã©ããŒã¯ã³ãŒãã®å質åäžã«éäžã§ããäœæ¥ã®å¹çåãå³ãããšãã§ããŸãã
1.4 å¹çåãç®æãããã°ã©ãã³ã°ã®éèŠæ§
ããã°ã©ãã³ã°ãå¹çåããããšã¯ãæéã®ç¯çŽãã³ã¹ãã®åæžããããŠç«¶äºåã®åäžã«çŽçµããŸããç¹ã«ç¹°ãè¿ãçºçããã¿ã¹ã¯ãèªååããããšã¯ãçç£æ§ãé£èºçã«åäžãããããŒãšãªããŸããVBAãChatGPTã®ãããªãã¯ãããžãŒã¯ãããããå¹çåãæ¯ããéèŠãªåœ¹å²ãæãããŸãã
çµåžžçãªã¬ããŒãçæãããŒã¿åæã®èªååããããã¯ãŠãŒã¶ãŒã€ã³ã¿ã©ã¯ã·ã§ã³ã®è³ªã®åäžãªã©ãããã°ã©ãã³ã°ã®å¹çåã¯æ¥åããã»ã¹å šäœã«å¥œåœ±é¿ãäžããŸããããã«ãããåŸæ¥å¡ã¯ããåµé çã§éèŠåºŠã®é«ãäœæ¥ã«éäžã§ããããã«ãªããŸãã
æçµçã«ãå¹çåãç®æãããã°ã©ãã³ã°ã¯ãäŒæ¥ãåžå Žã®å€åã«è¿ éã«å¯Ÿå¿ããã€ãããŒã·ã§ã³ãé²ããããã®åå°ãšãªããŸãããã®ãããªç°å¢ã§ã¯ãç©æ¥µçã«æ°ããæè¡ãæ¡çšãå®è£ ããããšããæåããããã®éµãšãªã£ãŠããŸãã
2. ChatGPTã®VBAçµ±åã®æŠèŠ
æè¿ã人工ç¥èœ(AI)ãæ§ã ãªæ¥åãå¹çåããããŒã«ãšããŠæ³šç®ãããŠããŸããç¹ã«ãOffice補åã§ãã䜿çšãããVBA(Visual Basic for Applications)ãšã®çµ±åãå¯èœãªChatGPTã¯ãèªååã®ç¯å²ãæ Œæ®µã«åºããŠãããŸãããã®çµ±åã«ãã£ãŠãææžäœæããããŒã¿åæãŸã§ãå€å²ã«ãããäœæ¥ãAIã®åã§ãµããŒãã§ããããã«ãªãã®ã§ãã
ChatGPTã¯ãèªç¶èšèªåŠçãããŒã¹ãšããAIã§ããŠãŒã¶ãŒã®æ瀺ãç解ãéè¡ã§ãããããVBAãã¯ãã®éçºã«ãæçãªèŠçŽ ããããããŸããäŸãã°ãã³ãŒãã£ã³ã°ã®èªååããããã°ããã»ã¹ã®æ¯æŽãå¯èœã§ãããããããã£ãããããã®ç¥èãVBAç°å¢ã«é©å¿ãããããšã§ãäœæ¥ã®èªååãããã·ãŒã ã¬ã¹ã«å®çŸã§ããŸãã
ãããããããã®æè¡ãçµã¿åãããããšã¯å°ã è€éã§ããæ¬èšäºã§ã¯ãVBAãšChatGPTã®çµ±åãä¿é²ããããã®åºæ¬çãªã¬ã€ãã³ã¹ãæäŸãããã®æçæ§ãå°å ¥ã¹ããããããã³ãã©ãã«ã·ã¥ãŒãã£ã³ã°ã®ããã®ç¥èŠãå ±æããŸãã
2.1 VBAã掻çšããChatGPTã®ã¡ãªãã
ChatGPTãVBAã«çµ±åããããšã§ãããŸããŸãªã¡ãªãããåŸãããŸãããŸããèªç¶èšèªã§ã®åãåããã«å¯ŸããŠãAIãé©åãªVBAã³ãŒããçæããèœåã掻ãããŸããããã«ãããééçºè ã§ãç°¡åã«èªååããŒã«ãäœæããããç¹å®ã®äœæ¥ãç°¡çŽ åãããããããšãã§ããŸãã
ããã«ãChatGPTã¯ç¶ç¶çãªåŠç¿ãå¯èœã§ãããçµç¹å ã®ç¹å®ã®ããŒãºããã¿ãŒã³ãèªèããŠããã粟床ã®é«ãã³ãŒãã®ææ¡ãè¡ãããã«ãªããŸããããã¯ãæ¥åžžæ¥åã®äžã§ããé©åãªãœãªã¥ãŒã·ã§ã³ãè¿ éã«èŠã€ããæå©ããšãªããŸãã
ãŸããVBAã¹ã¯ãªããã®ç·šéããããã°æã«ã¯ãChatGPTãæçšãªãã³ããã¢ã€ãã¢ãæäŸããããšã§ãäœæ¥ã®å¹çåã«è²¢ç®ããŸããã³ãŒãã£ã³ã°ã®çµéšãæµ ããŠãŒã¶ãŒã«ãšã£ãŠã¯ããã®ãããªã¬ã€ãã³ã¹ãéåžžã«äŸ¡å€ã®ãããã®ãšãªãã§ãããã
2.2 çµ±åããã»ã¹ã®ã¹ããããã€ã¹ãããã¬ã€ã
ChatGPTãšVBAã®çµ±åããã»ã¹ã¯æ®µéçã«é²ããã®ããã¹ãã§ãããŸãæåã«ãã©ã®ãããªã¿ã¹ã¯ãèªååãããã®ããæ確ã«ãããã®ç®çã«å¿ããChatGPTã®ã¢ãã«ãéžå®ããããšãéèŠã§ãã
次ã«ãChatGPTã®APIãšVBAãé£æºãããããã®åºæ¬çãªã³ãŒããèšè¿°ããŸããAPIãžã®ãªã¯ãšã¹ããéä¿¡ããå¿çãåãåãããã®ãã¯ããäœæããããšãæ±ããããŸãããã®æ®µéã§ã¯ãAPIã®å©çšèŠçŽãšã»ãã¥ãªãã£é¢ã«ã泚æãæããŸãããã
çµ±åãæåããããAIãçæããã³ãŒãã®å質ãè©äŸ¡ããå¿ èŠã«å¿ããŠèª¿æŽããããšãäžå¯æ¬ ã§ããChatGPTã«ããææ¡ãããã³ãŒããæ±ããæ©èœãæãããŠããããæ€èšŒããçµç¹å ã§ã®äœ¿çšã«é©ããããã«ã«ã¹ã¿ãã€ãºãé²ããŸãã
2.3 å¿ èŠãªããŒã«ãšç°å¢ã®ã»ããã¢ãã
ChatGPTãšVBAãçµ±åããã«ã¯ãç¹å®ã®ããŒã«ãšç°å¢ã»ããã¢ãããå¿ èŠã§ããå§ãã«ãMicrosoft Officeãã€ã³ã¹ããŒã«ãããŠããå¿ èŠããããŸããExcelãWordãªã©ãVBAããµããŒãããã¢ããªã±ãŒã·ã§ã³ãå¿ èŠãšãªããŸãã
次ã«ãChatGPT APIãšããåãããããã®HTTPãªã¯ãšã¹ããæ±ãããšãã§ãããè¿œå ã®ã©ã€ãã©ãªãããŒã«ã®ã€ã³ã¹ããŒã«ãèŠæ±ãããå ŽåããããŸããããã«ã¯ãWinHttpRequestãXMLHttpRequestãªã©ãäžè¬çã«äœ¿çšãããŸãã
ç°å¢ãæŽã£ãããé©åãªAPIããŒã®ååŸãšããã®ããŒã䜿çšããŠAPIãšã³ããã€ã³ãã«ã¢ã¯ã»ã¹ããèšå®ãè¡ãããšã倧åã§ããå®å šãªèªèšŒæ©æ§ãšçµ±åãããŠãããããã»ãã¥ãªãã£ãç¶æããªããäœæ¥ãã§ããŸãã
2.4 ãã©ãã«ã·ã¥ãŒãã£ã³ã°ãšãã¹ããã©ã¯ãã£ã¹
ChatGPTãšVBAã®çµ±åæã«ééãããã©ãã«ã·ã¥ãŒãã£ã³ã°ã«ã¯ãæ§ã ãªã¢ãããŒããååšããŸããåé¡ãçºçããå Žåã¯ãæåã«APIãªã¯ãšã¹ããæ£ãã圢æãããŠããããå¿çãæ£ç¢ºã«è§£æããŠãããã確èªããŸãã
ãšã©ãŒã®åå ãç¹å®ããåŸã¯ãããã¥ã¡ã³ããã³ãã¥ããã£ãã©ãŒã©ã ã§è§£æ±ºçãæ¢ãããšãæå¹ã§ããOpenAIããã€ã¯ããœããã®å ¬åŒããã¥ã¡ã³ãã¯è±å¯ãªã¬ã€ãã³ã¹ãæäŸããŠãããå€ãã®å Žåããããã解決ã®ç³žå£ãèŠã€ããããšãã§ããŸãã
ãã¹ããã©ã¯ãã£ã¹ãšããŠã¯ãæ©ã段éã§ãšã©ãŒãã³ããªã³ã°ãå®è£ ããç¶ç¶çãªãã¹ããè¡ãããšãæããããŸããããã«ãã³ãŒãã®ã¡ã³ããã³ã¹æ§ãé«ããããã«ã³ã¡ã³ããé©åã«æ®ãããšãéèŠã§ããããããå®è·µãéããŠãChatGPTãšVBAã®çµ±åãæåãžãšå°ãããšãå¯èœãšãªããŸãã
3. å ·äœçãªVBAã¹ã¯ãªããäŸ
3.1 ããŒã¿åŠçã®èªåå
Visual Basic for ApplicationsïŒVBAïŒã掻çšããŠããŒã¿åŠçãèªååããããšã¯ãå¹çåãšæéç¯çŽã«å€§ãã«å¯äžããŸããäŸãã°ãExcelã®å€§éããŒã¿ãæŽçããç¹å®æ¡ä»¶ã«ããããããã®ã ããæœåºããã¹ã¯ãªãããèããããŸãã
以äžã®VBAäŸã¯ãããç¯å²ã®ããŒã¿ããæ¡ä»¶ãæºããè¡ãå¥ã®ã·ãŒãã«ã³ããŒããåºæ¬çãªæäœãå®è¡ããŸãããã®ã¹ã¯ãªããã¯ãéžå®ããåºæºã«åºã¥ããŠããŒã¿ãããã¯ã¢ãããããŠãŒã¹ã±ãŒã¹ã«æå¹ã§ãã
Sub ããŒã¿æœåº()
Dim wsSource As Worksheet, wsDest As Worksheet
Dim rng As Range, cell As Range
Set wsSource = ThisWorkbook.Sheets(“Source”)
Set wsDest = ThisWorkbook.Sheets(“Destination”)
Set rng = wsSource.Range(“A1:A100”) ‘åŠçããããŒã¿ç¯å²
For Each cell In rng
If cell.Value > 10 Then ‘æ¡ä»¶ïŒããã§ã¯10ãã倧ããïŒ
wsDest.Rows(cell.Row).Value = wsSource.Rows(cell.Row).Value
End If
Next cell
End Sub
3.2 ã«ã¹ã¿ã é¢æ°ã®äœæ
VBAãçšãããšããŠãŒã¶ãŒå®çŸ©é¢æ°ïŒUDFïŒãäœæããExcelã®æ¢åã®é¢æ°ã§ã¯å¯Ÿå¿ã§ããªãç¹å®ã®èšç®ãè¡ãããšãã§ããŸããããã¯ããžãã¹äžã®ãŠããŒã¯ãªèšç®åŒãå¿ èŠãªå Žåã«ç¹ã«æçã§ãã
ããšãã°ãè€æ°ã®ã»ã«ã«ãããç¹å®ã®æ¡ä»¶ã«åºã¥ãå¹³åå€ãèšç®ããé¢æ°ãäœæããããšãã§ããŸãã以äžã®äŸã¯ãæå®ç¯å²ã®æ°å€ã®ã¿ã察象ã«å¹³åå€ãèšç®ããç°¡åãªã«ã¹ã¿ã é¢æ°ã§ãã
Function æ¡ä»¶ä»ãå¹³å(rng As Range) As Double
Dim cell As Range
Dim total As Double, countMeetsCondition As Integer
total = 0
countMeetsCondition = 0
For Each cell In rng
If cell.Value > 0 And Not IsEmpty(cell.Value) Then ‘æ¡ä»¶ãèšå®
total = total + cell.Value
countMeetsCondition = countMeetsCondition + 1
End If
Next cell
If countMeetsCondition > 0 Then
æ¡ä»¶ä»ãå¹³å = total / countMeetsCondition
Else
æ¡ä»¶ä»ãå¹³å = 0
End If
End Function
3.3 ã¬ããŒãçæã®èªåå
æ¯æ¥ãé±æ¯ãææ¯ã®ã¬ããŒãäœæã¯å€ãã®ããžãã¹ã§é »ç¹ã«è¡ãããäœæ¥ã§ãããVBAã䜿ã£ãŠãã®ããã»ã¹ãèªååããããšãå¯èœã§ããããã«ãããæéãç¯çŽãããã¹ãæžããããšãã§ããŸãã
äŸãã°ã売äžããŒã¿ãéèšããããã«åºã¥ããŠã¬ããŒããçæããVBAã¹ã¯ãªãããäœæããããšãã§ããŸãã以äžã®ã³ãŒãã¯æ¥æ¬¡å£²äžã¬ããŒããèªåã§äœæãããããæ°ããã¯ãŒã¯ã·ãŒãã«è¡šç€ºããæ©èœãæäŸããŸãã
Sub 売äžã¬ããŒãäœæ()
Dim wsData As Worksheet, wsReport As Worksheet
Dim rngSales As Range, rngRow As Range
Set wsData = ThisWorkbook.Sheets(“SalesData”)
Set wsReport = ThisWorkbook.Sheets.Add(After:=ThisWorkbook.Sheets(ThisWorkbook.Sheets.Count))
wsReport.Name = “Daily Sales Report”
‘…ããŒã¿éèšãšã¬ããŒããã©ãŒãããã®ã³ãŒããè¿œå …
End Sub
3.4 ãŠãŒã¶ãŒã€ã³ã¿ãŒãã§ã€ã¹ã®ã«ã¹ã¿ãã€ãº
Excel VBAãå©çšããŠããŠãŒã¶ãŒã€ã³ã¿ãŒãã§ã€ã¹ãã«ã¹ã¿ãã€ãºããŠäœæ¥ãç°¡åã«ããããšãã§ããŸããããšãã°ãç¬èªã®ãã©ãŒã ããã€ã¢ãã°ããã¯ã¹ãäœæããŠãŠãŒã¶ãŒã®å ¥åãä¿ããããç¹å®ã®ããã»ã¹ãå®è¡ãããããšãã§ããŸãã
次ã®äŸã¯ãåçŽãªãã©ãŒã å ã«ããã¹ãããã¯ã¹ãšãã¿ã³ãäœæãããããçšããŠããŒã¿ã®å ¥åãšåŠçãè¡ãã¹ã¯ãªããã§ãããã®ãããªã«ã¹ã¿ãã€ãºã¯ãç¹°ãè¿ãè¡ãäœæ¥ã®æéççž®ã«åœ¹ç«ã¡ãŸãã
Sub ãŠãŒã¶ãŒãã©ãŒã 衚瀺()
Dim frm As UserForm
Set frm = New UserForm
With frm
.Height = 200
.Width = 300
‘…ã³ã³ãããŒã«ã®è¿œå ãšããããã£ã®èšå®…
.Show
End With
End Sub
ãã®æ§ã«ããŠVBAã¯ã䜿ãããããåäžãããå¹çæ§ãå€§å¹ ã«æ¹åã§ããããŒã«ã§ããããŒã¿åŠçããã¬ããŒãäœæããããŠã€ã³ã¿ãŒãã§ã€ã¹ã®ã«ã¹ã¿ãã€ãºã«è³ããŸã§ãVBAã¯æ§ã ãªæ¹æ³ã§ããžãã¹ããã»ã¹ã匷åã§ããå€æãªèšèªã§ãã
4. ChatGPTãçšããVBAã³ãŒãçæ
è¿å¹Žãããã°ã©ãã³ã°ã®å¹çåãç®çãšããããŒã«ã®éèŠãé«ãŸã£ãŠããŸããç¹ã«ãç¹°ãè¿ãçºçããã¿ã¹ã¯ãèªååããããã®ã¹ã¯ãªããäœæã«ãããŠãChatGPTã®ãããªAIããŒã¹ã®ããŒã«ã泚ç®ãéããŠããŸããChatGPTã掻çšããã°ãVBAïŒVisual Basic for ApplicationsïŒã³ãŒãã®çæãããæ軜ã§æ£ç¢ºã«ãªãã§ãããã
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4.1 ChatGPTã䜿ã£ãã³ãŒããžã§ãã¬ãŒã·ã§ã³ã®åºç€
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5.1 VBAã®éçãšChatGPTã®åœ¹å²
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