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ÀÚÁÖ ¾²´Â ³»ÀåÇÔ¼ö (VisualBasic6)
13³â Àü
InStr ÇÔ¼ö ¿¹Á¦

´ÙÀ½Àº InStr ÇÔ¼ö¸¦ »ç¿ëÇÏ¿© ÁÖ¾îÁø ¹®ÀÚ¿­ ³»¿¡¼­ »ç¿ëÀÚ°¡ ÁöÁ¤µÈ ¹®ÀÚ¿­ÀÌ ÃÖÃÊ·Î ³ªÅ¸³ª´Â ÁöÁ¡À» ã¾Æ³»´Â ¿¹Á¦ÀÔ´Ï´Ù.

Dim SearchString, SearchChar, MyPos

SearchString ="XXpXXpXXPXXP"         ' ãÀ» ¹®ÀÚ¿­.

SearchChar = "P"                              ' "P" ã±â.

MyPos = Instr(4, SearchString, SearchChar, 1)   ' 4 À§Ä¡¿¡¼­ ÅؽºÆ® ºñ±³ ½ÃÀÛ. 6À» ¹ÝȯÇÕ´Ï´Ù.

MyPos = Instr(1, SearchString, SearchChar, 0)   ' 1 À§Ä¡¿¡¼­ ÀÌÁø ºñ±³ ½ÃÀÛ. 9¸¦ ¹ÝȯÇÕ´Ï´Ù.

' ºñ±³´Â ±âº»°ªÀ¸·Î ÀÌÁø¹ý(¸¶Áö¸· Àμö´Â »ý·«).

MyPos = Instr(SearchString, SearchChar)          ' 9¸¦ ¹ÝȯÇÕ´Ï´Ù.

MyPos = Instr(1, SearchString, "W")                  ' 0À» ¹ÝȯÇÕ´Ï´Ù.




Left ÇÔ¼ö ¿¹Á¦

´ÙÀ½Àº Left ÇÔ¼ö¸¦ »ç¿ëÇÏ¿© ¹®ÀÚ¿­ÀÇ ¿ÞÂÊ ³¡¿¡¼­ºÎÅÍ ÁöÁ¤µÈ ¹®ÀÚ ¼ö ¸¸Å­ÀÇ ±ÛÀÚ¸¦ ¹ÝȯÇÏ´Â ¿¹Á¦ÀÔ´Ï´Ù.

Dim AnyString, MyStr

AnyString = "Hello World" ' ¹®ÀÚ¿­ Á¤ÀÇ.

MyStr = Left(AnyString, 1)      ' "H"¸¦ ¹ÝȯÇÕ´Ï´Ù.

MyStr = Left(AnyString, 7)  ' "Hello W"¸¦ ¹ÝȯÇÕ´Ï´Ù.

MyStr = Left(AnyString, 20) ' "Hello World"¸¦ ¹ÝȯÇÕ´Ï´Ù.







Len ÇÔ¼ö ¿¹Á¦

´ÙÀ½Àº Len ÇÔ¼ö¸¦ »ç¿ëÇÏ¿© ÁÖ¾îÁø ¹®ÀÚ¿­À̳ª º¯¼ö¸¦ ÀúÀåÇϴµ¥ ÇÊ¿äÇÑ ¹ÙÀÌÆ® ¼ö¸¦ ±¸Çس»´Â ¿¹Á¦ÀÔ´Ï´Ù. CustomerRecord¸¦ Á¤ÀÇÇϴµ¥ »ç¿ëÇÏ´Â Type...End Type ºí·°À» Ŭ·¡½º ¸ðµâ¿¡¼­ Á¤ÀÇÇÒ °æ¿ì¿¡´Â ¹Ýµå½Ã ¸Ç ¾Õ¿¡ Private Å°¿öµå¸¦ ¸ÕÀú ¼±¾ðÇØ ÁÖ¾î¾ß ÇÏ°í, ±×³É ÀÏ¹Ý ¸ðµâ¿¡¼­ »ç¿ëÇÒ °æ¿ì¿¡´Â Type ºí·°À» PublicÀ¸·Î ¼±¾ðÇÒ ¼öµµ ÀÖ½À´Ï´Ù.

Type CustomerRecord ' »ç¿ëÀÚ Á¤ÀÇ Çü½Ä Á¤ÀÇ.

ID As Integer ' ÀÌ Á¤ÀǸ¦

Name As String * 10¿¡ À§Ä¡½ÃÅ´ ' Ç¥ÁØ ¸ðµâ.

Address As String * 30

End Type

Dim Customer As CustomerRecord ' º¯¼ö ¼±¾ð.

Dim MyInt As Integer, MyCur As Currency

Dim MyString, MyLen

MyString = "Hello World" ' º¯¼ö ÃʱâÈ­.

MyLen = Len(MyInt)        ' 2¸¦ ¹ÝȯÇÕ´Ï´Ù.

MyLen = Len(Customer) ' 42¸¦ ¹ÝȯÇÕ´Ï´Ù.

MyLen = Len(MyString) ' 11À» ¹ÝȯÇÕ´Ï´Ù.

MyLen = Len(MyCur)        ' 8À» ¹ÝȯÇÕ´Ï´Ù.







Mid ÇÔ¼ö ¿¹Á¦

´ÙÀ½Àº Mid ÇÔ¼ö¸¦ »ç¿ëÇÏ¿© ¹®ÀÚ¿­·ÎºÎÅÍ ÁöÁ¤µÈ ¼ö ¸¸Å­ÀÇ ¹®ÀÚ¸¦  µû³»´Â ¿¹Á¦ÀÔ´Ï´Ù.

Dim MyString, FirstWord, LastWord, MidWords

MyString = "Mid Function Demo" ' ÅؽºÆ® ¹®ÀÚ¿­ ÀÛ¼ºÇÕ´Ï´Ù.

FirstWord = Mid(MyString, 1, 3)          ' "Mid"¸¦ ¹ÝȯÇÕ´Ï´Ù.

LastWord = Mid(MyString, 14, 4)          ' "Demo"¸¦ ¹ÝȯÇÕ´Ï´Ù.

MidWords = Mid(MyString, 5)              ' "Function Demo"¸¦ ¹ÝȯÇÕ´Ï´Ù.







Abs ÇÔ¼ö ¿¹Á¦

´ÙÀ½Àº ¼ýÀÚÀÇ Àý´ë°ªÀ» °è»êÇϱâ À§ÇØ Abs ÇÔ¼ö¸¦ »ç¿ëÇÏ´Â ¿¹Á¦ÀÔ´Ï´Ù.

Dim MyNumber

MyNumber = Abs(50.3) ' 50.3À» ¹ÝȯÇÕ´Ï´Ù.

MyNumber = Abs(-50.3) ' 50.3À» ¹ÝȯÇÕ´Ï´Ù.







Int ÇÔ¼ö, Fix ÇÔ¼ö ¿¹Á¦

´ÙÀ½ ¿¹Á¦¿¡¼­´Â Int¿Í Fix ÇÔ¼ö°¡ ¼ýÀÚÀÇ Á¤¼ö ºÎºÐÀ» ¹ÝȯÇÏ´Â ¹æ¹ýÀ» º¸¿©ÁÝ´Ï´Ù. À½¼ö ÀμöÀÇ °æ¿ì¿¡´Â Int ÇÔ¼ö´Â ±× ¼öº¸´Ù À۰ųª °°Àº ù¹ø° À½¼ö¸¦ ¹ÝȯÇÏ°í, Fix ÇÔ¼ö´Â ±× ¼öº¸´Ù Å©°Å³ª °°Àº ù¹ø° À½¼ö¸¦ ¹ÝȯÇÕ´Ï´Ù.  ´Ù¸¥Ç¥ÇöÀ¸·Î ¼öÁ÷¼± »ó¿¡¼­, IntÇÔ¼ö´Â 0 À» ±âÁØÀ¸·Î ¸Ö¾îÁö°í ( <- 0 -> ) FixÇÔ¼ö´Â ¿ìÃø¹æÇâÀ¸·Î ÁøÇà ( -> 0 -> ) ÇÑ´Ù°í ÀÌÇØ ÇÏ¸é µÈ´Ù.



Dim MyNumber

MyNumber = Int(99.8)   ' 99¸¦ ¹ÝȯÇÕ´Ï´Ù.

MyNumber = Fix(99.2)   ' 99¸¦ ¹ÝȯÇÕ´Ï´Ù.

MyNumber = Int(-99.8)   ' -100¸¦ ¹ÝȯÇÕ´Ï´Ù.

MyNumber = Fix(-99.8)   ' -99¸¦ ¹ÝȯÇÕ´Ï´Ù.

MyNumber = Int(-99.2)   ' -100¸¦ ¹ÝȯÇÕ´Ï´Ù.

MyNumber = Fix(-99.2)   ' -99¸¦ ¹ÝȯÇÕ´Ï´Ù.









Round ÇÔ¼ö

¹Ý¿Ã¸² ¶Ç´Â 4»ç5ÀÔ ±â´ÉÀÇ ÇÔ¼ö ÀÔ´Ï´Ù. ù¹ø° Àμö·Î ¼Ò¼öºÎ°¡ ÀÖ´Â DoubleÇü NumberÀ» ÁÖ°í µÎ¹ø° Àμö¿¡´Â ¼Ò¼öºÎÀÇ ÀÚ¸®¼ö¸¦ ÁöÁ¤ÇÕ´Ï´Ù. µÎ¹ø° Àμö°¡ 0 ÀÌ¸é ¼Ò¼öºÎ°¡ ¾ø´Â Á¤¼ö¸¦ ¹ÝȯÇÏ°í 1ÀÌ¸é ¼Ò¼ö µÑ°ÀÚ¸®¿¡¼­ ¹Ý¿Ã¸² ÇÏ¿© ù°ÀÚ¸® ±îÁö ³²°ÜÁÝ´Ï´Ù. µÎ¹ø° Àμö´Â 0º¸´Ù Å« Á¤¼ö¸¦ ¹Þ´Â´Ù.



Dim MyNumber

MyNumber = Round(321.23, 1)   ' 321.2 ¸¦ ¹ÝȯÇÕ´Ï´Ù.

MyNumber = Round(321.23, 0)   ' 321 ¸¦ ¹ÝȯÇÕ´Ï´Ù.

MyNumber = Round(321.23, -1)  ' ¿¡·¯¹ß»ý

MyNumber = Round(321.4, 0)    ' 321 ¸¦ ¹ÝȯÇÕ´Ï´Ù.

MyNumber = Round(321.5, 0)    ' 322 ¸¦ ¹ÝȯÇÕ´Ï´Ù.


MyNumber = Round(-321.4, 0)   ' -321 ¸¦ ¹ÝȯÇÕ´Ï´Ù.

MyNumber = Round(-321.5, 0)   ' -322 ¸¦ ¹ÝȯÇÕ´Ï´Ù.












DateAdd ÇÔ¼ö ¿¹Á¦

ÀÌ ¿¹Á¦´Â ³¯Â¥¸¦ ¼±ÅÃÇÏ°í DateAdd ÇÔ¼ö¸¦ »ç¿ëÇÏ¿© ¹Ì·¡ÀÇ ÁöÁ¤µÈ ´Þ¿¡ µû¸¥ ³¯Â¥¸¦ ³ªÅ¸³À´Ï´Ù.

   Dim FirstDate As Date ' º¯¼ö¸¦ ¼±¾ðÇÕ´Ï´Ù.

   Dim IntervalType As String

   Dim Number As Integer

   Dim Msg

   IntervalType = "m" ' "m" specifies months as interval.

   FirstDate = InputBox("Enter a date")

   Number = InputBox("Enter number of months to add")

   Msg = "New date: " & DateAdd(IntervalType, Number, FirstDate)

   MsgBox Msg







Dir ÇÔ¼ö ¿¹Á¦

ÀÌ ¿¹Á¦´Â Dir ÇÔ¼ö¸¦ »ç¿ëÇÏ¿© ¾î¶² ÆÄÀÏ°ú µð·ºÅ丮°¡ Á¸ÀçÇÏ´ÂÁö È®ÀÎÇÕ´Ï´Ù.

Dim MyFile, MyPath, MyName   ' ¸¸ÀÏ MyFile = Dir("C:\WINDOWS\WIN.INI")ÀÌ Á¸ÀçÇϸé "WIN.INI"¸¦ ¹ÝȯÇÕ´Ï´Ù.

   ' ÁöÁ¤µÈ È®ÀåÀÚ·Î ÆÄÀÏ À̸§À» ¹ÝȯÇÕ´Ï´Ù. µÑ ÀÌ»óÀÇ *.ini ÆÄÀÏÀÌ Á¸ÀçÇϸé, ãÀº ù¹ø° ÆÄÀÏÀ» ¹ÝȯÇÕ´Ï´Ù.

MyFile = Dir("C:\WINDOWS\*.INI")    ' °°Àº µð·ºÅ丮¿¡¼­ ±× ´ÙÀ½ *.INI ÆÄÀÏÀ» ¹ÝȯÇÒ Àμö ¾øÀÌ DirÀ» ´Ù½Ã È£ÃâÇÕ´Ï´Ù.

MyFile = Dir  

MyFile = Dir("*.TXT", vbHidden)   ' ¼û°ÜÁø(hidden) ¼Ó¼ºÀ» °¡Áø *.TXT ÆÄÀÏÀ» ¸ÕÀú ¹ÝȯÇÕ´Ï´Ù.

MyPath = "c:\" ' °æ·Î¸¦ ¼³Á¤ÇÕ´Ï´Ù.   ' µð·ºÅ丮¸¦ ³ªÅ¸³»´Â C:\¿¡¼­ À̸§À» Ç¥½ÃÇÕ´Ï´Ù.

MyName = Dir(MyPath, vbDirectory)    ' ù¹ø° Ç׸ñÀ» °Ë»öÇÕ´Ï´Ù.

Do While MyName <> ""    ' ·çÇÁ(loop)¸¦ ½ÃÀÛÇÕ´Ï´Ù.

' ÇöÀç µð·ºÅ丮¿Í Æ÷ÇÔÇÏ´Â µð·ºÅ丮¸¦ ¹«½ÃÇÕ´Ï´Ù.

If MyName <> "." And MyName <> ".." Then

  ' MyNameÀÌ µð·ºÅ丮ÀÎÁö È®ÀÎÇϱâ À§Çؼ­ ºñÆ®º°(bitwise) ºñ±³¸¦ »ç¿ëÇÕ´Ï´Ù.

  If (GetAttr(MyPath & MyName) And vbDirectory) = vbDirectory Then

Debug.Print MyName ' Ç׸ñ¸¸ Ç¥½ÃÇÕ´Ï´Ù

  End If ' ±×°ÍÀº µð·ºÅ丮¸¦ Ç¥½ÃÇÕ´Ï´Ù.

End If

MyName = Dir ' ´ÙÀ½ Ç׸ñÀ» ÀоîµéÀÔ´Ï´Ù.

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