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)...
redisResponse (Type of variable)
The redisResponse type makes it possible to define all the advanced characteristics of a response received by RedisExecuteCommand or RedisPipelineGet.
Native SQLite Connector: Specific features and remarks
The following paragraphs present the main aspects and specific features of the Native SQLite Connector.
RegistrySetValue (Function)
Writes a value to a key in the Windows registry.
wsResponse (Type of variable)
The wsResponse type is used to get: the XML source code of the Webservice response. the value of the different parts of the Webservice response (for the Webservices returning several responses)....
AJAXExecute (Function)
Runs a server procedure without refreshing the page.
SpeechSynthesisReadFile (Function)
Reads the content of the specified file by using the engine for speech synthesis found on the device.
Different types of data (Type of variable)
A variable is defined by name and type......
iFont (Function)
Selects the default font.
HSynchronizeReplica (Function)
Synchronizes the master replica and the subscriber replica: the operations performed on one of the replicas are transferred into the other replica.
WDPic (Type of variable)
The WDPic type is used to define the advanced characteristics of an image in ".wdpic" format.
Handling an element of a TreeView control programmatically
This help page explains how to handle the elements of a TreeView control either directly or via the WLanguage functions......
zipCreateExe (Function)
Creates a self-extracting archive as a 32-bit executable (.EXE).
pdfParameter (Type of variable)
The pdfParameter type defines all the characteristics of the PDF file to be generated.
HashCheckFile (Function)
Checks the Hash of a file for a specific type of algorithm.
Thread (Type of variable)
The Thread type allows you to define all the characteristics of a thread.
GuidedTourStep (Type of Variable)
The GuidedTourStep type allows you to define all the advanced characteristics of a step of a guided tour.
Handling a Looper control through programming
WINDEV, WINDEV Mobile and WEBDEV allow you to handle a Looper control by programming......
Handling RTF in an Edit control
Rich Text Format (RTF) is used to encode text and simplify exchange between applications......
docElementImage (Type of variable)
The docElementImage type is used to handle the characteristics of an Image element found in a docElement variable.
Watermark (Type of variable)
The Watermark type is used to handle the text printed in watermark in the reports created with the report editor or through programming.
UnloadProcedure (Function)
UnloadProcedure is kept for backward compatibility.
diagSelection (Type of variable)
The diagSelection type is used to define all the advanced characteristics of a selection made in a diagram.
Managing space characters in the searches?
xlsDocument (Type of variable)
An xlsDocument variable is used to describe and modify an Excel document...
Space (External language)
Fills the content of WdString with space characters on the right.