ONLINE HELP
 WINDEV, WEBDEV AND WINDEV MOBILE

Version: 2025
Character string: How to extract, remove and replace words?
This page presents the main operations that can be performed on a character string.
String literals: single-line and multiline strings
String literals are used to represent and manipulate data as a sequence of characters. For example, string literals can be used to display information, define a constant, etc.
fInsertTextAtBeginning (Function)
Inserts text at the beginning of a file without overwriting the existing text.
<ANSI string>.CharactTypeCount (Function)
Returns the number of characters matching a given type.
WordCount (Function)
Returns the number of words in a string.
LineToPosition (Function)
Returns the position of the first character of a line in a block of text.
StringReverse (Function)
Reverses the characters of a string.
ASCIIZ string of (Variable type)
The ASCIIZ string of type is used to manipulate strings with a null character at the end, denoted by a zero (as in the C programming language).
<ANSI string>.Insert (Function)
Inserts a string into another character string at a given position.
PositionToLine (Function)
Returns the number of the line that contains a character identified by its position in a block of text.
RTFReplace (Function)
Replaces or inserts a character string in an RTF control (found in a window or in a report) or in a string in RTF (containing a text in RTF).
String (Variable type)
The String type is used to manipulate strings...
<DiskFile variable>.Find (Function)
Finds a character string or a buffer in a file opened by fOpen.
Length (Function)
Returns:
  • the length of a string, i.e., the number of characters in the string (including spaces and binary zeros).
  • the size of a buffer, i.e., the number of bytes in the buffer.
ExtractLine (Function)
Extracts a specific line from a character string.
UUEncode (Function)
Encodes a character string according to the UUEncode algorithm.
Functions for managing RTF controls
List of functions for managing RTF controls
gToText (Function)
Deletes the graphic elements from a character string that uses gStoredValue, gImage, ...
String of (Variable type)
The String of type is used to manipulate fixed-length strings. These strings have a null character at the end, denoted by a zero (as in the C programming language).
Unicode string on (Variable type)
The type Unicode string on is a fixed-length string containing only characters in Unicode format.
<ANSI string>.Reverse (Function)
Reverses the characters of a string.
WordToArray (Function)
Fills an array with the words from a string.
Multilingual messages: Convert to new format (version 27 and later)
WINDEV, WEBDEV and WINDEV Mobile have included multilingual project support in many previous versions...
Phonetic (Function)
Returns the phonetic transcription of the string passed as parameter.
CharactTypeCount (Function)
Returns the number of characters matching a given type.
Translating programming messages
When developing a multilingual application, you can translate the different messages displayed to the user (messages displayed by Info and YesNo, for example.
<Table>.ToText (Function)
Creates a character string from the data found in a Table or TreeView Table control.
TextToXML (Function)
Converts an ANSI string to an XML string.
Pascal string of (Variable type)
The Pascal string of type corresponds to a length-prefixed string (this length is stored as a byte value). This type of variable is kept for backward compatibility.
<ANSI string>.Increment (Function)
Increments a number at the beginning or at the end of a string.
Project string manager
WINDEV, WEBDEV and WINDEV Mobile include a string management tool that allows you to view and manipulate all the strings used in the project (or in an element of the project)...
1. Project audits
WINDEV Tutorial: Optimizing a project Lesson 1 - Project audits - 15 min
Events associated with the controls of a report
The events associated with the controls of a report are as follows......
sOpen (Function)
Opens and initializes: a serial port. a parallel port. an infrared port....
Miscellaneous Windows functions
List of miscellaneous Windows functions...
Native Sybase Connector: Output value of a stored procedure run on the server
The Native Sybase Connector (also called Native Sybase Access) is used to: specify the input values during the call to a stored procedure. retrieve the output values after a call to a stored procedure....
Managing a Text token Edit control
...Interfaces that use token controls are common. A Token control contains variable amounts of information in a limited area....
Printing in Linux
WEBDEV and WINDEV allow you to print to PDF in Linux using WLanguage functions......
RibbonCloseGrouping (Function)
Closes the group currently open in a Ribbon control.
USBFind (Function)
Finds a USB device according to keywords.
fEncrypt (Example)
Usage example of the fEncrypt function
The HTML control
The HTML control displays HTML pages or HTML code......
Native Oracle Connector: Running the same query several times
In some cases, it may be useful to run the same query multiple times while modifying one or more parameters......
nWDInitProject: Initialization code of project
Run the initialization code of project......
VariableReset (Function)
Resets the variable to its initial value.
HTMLClass (Property)
The HTMLClass property reads and sets the value of the "class" HTML attribute of the control.
EditAddToken (Function)
Adds a token to a "Text token" Edit control.
HExecuteSQLQueryAsynchronous (Function)
Executes an SQL query asynchronously.
HSetDuplicates (Function)
Enables or disables the management of duplicates on a unique key.
KeyPressed (Function)
Checks which key is pressed.
nWDOpenWDL: Opening a library
Opens a library created by WINDEV (file with a WDL extension)......
CurrentTitle (Function)
Modifies the title of the current window (returned by CurrentWin) and the title bar.
Configure the setup program interface
To make the installation process more user-friendly, the setup wizard allows you to customize the interface of the setup program......
Multi-project search
Performing a search in the current project is a common operation......
ListInsert (Function)
Inserts an element into a List Box, ListView or Combo Box control populated programmatically.
Automatic index generation
The automatic index generation suggests index keywords based on the content of your help page......
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