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Stored procedures
Returns:
  • the size of a character string, which means the number of characters found in the character string (including the space and binary 0 characters).
  • the size of a buffer, which means the number of bytes found in the buffer.
Versions 16 and later
Universal Windows 10 App This function is now available for Windows Phone applications.
New in version 16
Universal Windows 10 App This function is now available for Windows Phone applications.
Universal Windows 10 App This function is now available for Windows Phone applications.
Versions 18 and later
Universal Windows 10 App This function is now available in Windows Store apps mode.
New in version 18
Universal Windows 10 App This function is now available in Windows Store apps mode.
Universal Windows 10 App This function is now available in Windows Store apps mode.
Versions 21 and later
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 21
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Example
Length("Quasimodo")      // Returns 9
Length(" Quasimodo ")    // Returns 11
Length("A" + Charact(0))  // Returns 2
Length("")               // Returns 0
Length(" ")              // Returns 1
WINDEVJavaUser code (UMC)
MyBuffer is Buffer = "Developing is fantastic"
Length(MyBuffer)       // Returns 23
Syntax

Size of character string Hide the details

<Result> = Length(<Source string>)
<Result>: Integer
Number of characters found in the string.
<Source string>: Character string
Character string whose size will be calculated.
WINDEVUniversal Windows 10 AppJavaUser code (UMC)

Size of buffer Hide the details

<Result> = Length(<Source buffer>)
<Result>: Integer
Number of bytes found in the buffer.
<Source buffer>: Buffer
Buffer whose size will be calculated.
Linux In UNICODE, each character occupies four memory bytes. Therefore, the size of a buffer containing a UNICODE string corresponds to four times the number of characters actually found in the string in Windows.
Remarks
Component : wd250vm.dll
Minimum version required
  • Version 9
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Comments
video Length
https://youtu.be/SN-gjz1fmlY


n_tamanho_rntrc is int=Length(EDT_Rodo_rntrc_2)
IF n_tamanho_rntrc=8 THEN
// correto
ELSE
Info("Informar 8 Digitos Rntrc")
ReturnToCapture(EDT_Rodo_rntrc_2)
END
amarildo
08 Dec. 2018
EXTRAIR TEXTO
n_tamanho_adicionais is int=Length(EDT_DADOS_aDICIONAIS)
n_tamanho_campo is int=Length("OC 1")
n_posicao is int=Position(EDT_DADOS_aDICIONAIS," OC 1 ",1,FromBeginning)
s_transfere is string=EDT_DADOS_aDICIONAIS[[1 TO n_posicao]]
_restante is string=EDT_DADOS_aDICIONAIS[[n_posicao+5 TO n_tamanho_adicionais]]

EDT_DADOS_aDICIONAIS=s_transfere+"OC 200"
// AQUI ESTOU ACRESCENTANDO NO MEIO DO TEXTO O QUE VOU SUBSTITUIR
// HERE I AM ADDING INTO THE TEXT WHAT YOU WILL REPLACE
// AQUÍ ESTOY AÑADIDO EN EL MEDIO DEL TEXTO LO QUE VUELVE SUSTITUIR

IF _restante<>"" THEN
EDT_DADOS_aDICIONAIS+=" "+NoSpace(_restante)
END

// BLOG COM VIDEO E EXEMPLO EXTRAIR TEXTO

http://windevdesenvolvimento.blogspot.com.br/2017/07/aula-1226-windev-string-38-extrair-texto.html

https://www.youtube.com/watch?v=chR3Od93osQ


De matos
29 Jul. 2017
Exemplo Tamanho String
SAI_resultado=Length(SAI_texto)

//FRANCES
SAI_resultado=Taille(SAI_texto)

//Blog com Video e Exemplo
http://windevdesenvolvimento.blogspot.com.br/2016/02/curso-windev-string-003-tamanho-das.html
De matos AMARILDO
26 Feb. 2016