Do...Loop Statement

Repeats the statements between the Do and the Loop statement while the condition is True or until the condition becomes True.

Syntax:

Do statement


  Do {While | Until} condition = True
  ' Do While: The statement block is repeated as long as the condition is true
  ' Do Until: The statement block is repeated as long as the condition is false
     statements
     [Exit Do]
     statements
  Loop

Do...Loop statement


  Do
     statements
     [Exit Do]
     statements
  ' Loop While: The statement block repeats as long as the condition is true
  ' Loop Until: The statement block repeats until the condition is true
  Loop {While | Until} condition = True

Parameters:

The Do...Loop statement executes a loop as long as, or until, a certain condition is True. The condition for exiting the loop must be entered following either the Do or the Loop statement. The above examples are valid combinations.

condition: A comparison, numeric or Basic expression, that evaluates to either True or False.

statements: Statements that you want to repeat while or until a condition is True.

๋ฃจํ”„๋ฅผ ๋ฌด์กฐ๊ฑด ์ข…๋ฃŒํ•˜๋ ค๋ฉด Exit Do ๋ฌธ์„ ์‚ฌ์šฉํ•ฉ๋‹ˆ๋‹ค. ์ด ๋ฌธ์€ Do...Loop ๋ฌธ์—์„œ ์ž„์˜์˜ ์œ„์น˜์— ์ถ”๊ฐ€ํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. ๋˜ํ•œ ๋‹ค์Œ๊ณผ ๊ฐ™์ด If...Then ๊ตฌ์กฐ๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์ข…๋ฃŒ ์กฐ๊ฑด์„ ์ง€์ •ํ•  ์ˆ˜๋„ ์žˆ์Šต๋‹ˆ๋‹ค.


  Do...
     statements
     If condition = True Then Exit Do
     statements
  Loop...

Example:


Sub ExampleDoLoop
    Dim sFile As String
    Dim sPath As String
    sPath = "c:\"
    sFile = Dir$( sPath ,22)
    If sFile <> "" Then
        Do
            MsgBox sFile
            sFile = Dir$
        Loop Until sFile = ""
    End If
End Sub

For, Select Case or While statements

Iif or Switch functions

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