ONLINE HELP
 WINDEVWEBDEV 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)...
Configuring the Project Management Hub
The Project Management Hub allows you to configure......
Remote check: Customizing with a procedure
To customize the remote control performed on a multi-user WINDEV application, you can trigger the execution of a procedure found in the application......
User Groupware (WINDEV and WEBDEV): Options and settings
An application is often intended to be used by several users connected via a network......
WDADMINEXE : Controlling the application remotely
The remote control of a WINDEV application allows the manager of an application used in network to manage the automatic or forced shutdown of the application for all the current users......
Android application: Using and sharing SQLite data
For the Android applications, the available databases are HFSQL (Classic and Client/Server) and SQLite....
HFSQL Client/Server: Principle for saving the databases
Like for any database, backups of your HFSQL Client/Server databases must be performed on a regular basis......
Project Management Hub: Management of incidents
The Project Management Hub allows you to keep a history of the incidents encountered in your applications......
Uploading files
Uploading consists in saving a file located on the user's computer to the Web server......
Quick search in the current code
When coding, developers often need to do a quick search in the current code...
Installing and configuring HFSQL Cluster
Required configuration and overview for installing HFSQL Cluster....
Mechanism of specific exceptions
A process of specific exception is used to process a risky code (which means a code that could trigger an exception)......
Image editor: Features
The image editor includes several features......
Native Oracle Connector: Retrieving the output value of a stored procedure
The Native Oracle Connector 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....
Project description: Project tab
The project description window allows you to configure various elements of your project......
Share your projects via Git
Git is a source code manager......
Debugger: Running a project step by step
Running a project step-by-step allows you to start the debugger when launching the application......
App Tracking Transparency - Activity tracking
App Tracking Transparency enables users to authorize an iOS app to track their activity on third-party mobile apps and websites for advertising or data sharing purposes......
FOR EACH/FOR ALL statement (browse of associative arrays)
The FOR EACH statement is used to perform different types of browse on the associative arrays...
Dynamic instantiation of object
An object can be dynamically associated with a class, we talk of dynamic instantiation of object......
Word processing: Using the ribbon
The ribbon found in the Word Processing control proposes several features and it allows you to perform several settings......
OKCancelAsynchronous (Function)
Displays a message in a standard non-blocking dialog box with the answers "OK" and "Cancel" and calls a WLanguage procedure with the user's response....
URLExtractPath (Function)
Returns the different elements of a URL: protocol, user, password, domain, port, resource path, resource name, resource extension, request and fragment.
OCRLoadLanguage (Function)
Adds a language to the native OCR system.
10. Internal components in practice
OCRExtractTextBlock (Function)
Returns all the text blocks of an image.