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Stored procedures
ExtractLine (Function)
In french: ExtraitLigne
Extracts a specific line from a character string.
Versions 20 and later
WINDEVJava This function is now available for Java applications.
Android This function is now available for Android applications.
Android Widget This function is now available in Android widget mode.
New in version 20
WINDEVJava This function is now available for Java applications.
Android This function is now available for Android applications.
Android Widget This function is now available in Android widget mode.
WINDEVJava This function is now available for Java applications.
Android This function is now available for Android applications.
Android Widget This function is now available in Android widget mode.
Versions 21 and later
Apple Watch This function is now available in Apple Watch mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 21
Apple Watch This function is now available in Apple Watch mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Apple Watch This function is now available in Apple Watch mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Versions 25 and later
WEBDEV - Browser code This function is now available in browser code.
New in version 25
WEBDEV - Browser code This function is now available in browser code.
WEBDEV - Browser code This function is now available in browser code.
Example
// Extract line 5 from the "test.txt" file
sContent is string = fLoadText("C:\test.txt")
sLine5 is string = ExtractLine(sContent, 5)
// Extract line 5 from the EDT_Info multiline Edit control
sLine5 is string = ExtractLine(EDT_Info, 5)
Syntax
<Result> = ExtractLine(<Initial string> , <Line number>)
<Result>: Character string
  • Content of the extracted line.
  • EOT if the line number is unknown.
<Initial string>: Character string
Character string in which the line is searched for.
<Line number>: Integer
Number of the search line. This line number is between 1 and the total number of lines in <Initial string>. Lines are split by carriage returns (CR).
Business / UI classification: Neutral code
Component: wd270vm.dll
See also
Minimum version required
  • Version 18
This page is also available for…
Comments
Exemplo extractLine

_conteudo is string = fLoadText("d:\importa\teste.txt")
EDT_Texto = ""
n_contador is int=0
LOOP
n_contador++
sLinha is string=ExtractLine(_conteudo,n_contador)

IF sLinha=EOT THEN
BREAK
ELSE
EDT_Texto+=sLinha+CR
END
END

//Blog com Video e Exemplo

http://windevdesenvolvimento.blogspot.com.br/2016/10/aula-951-windev-string-24-extractline.html

https://www.youtube.com/watch?v=_fCBatSQilU

De matos
25 Oct. 2016