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)...
BurnerErase (Function)
Erases the files found on a rewritable CD or DVD.
How to create an SQL query to get a sum?
This help page explains how to create a Sum query with the query editor....
Constants for managing the User Groupware
List of constants used by the functions for managing the User Groupware....
docFormatting (Type of variable)
The docFormatting type is used to define the formatting characteristics of an element in a Word Processing document.
SQLGetTextMemo (Function)
Retrieves the content of a Text Memo column found in the query result, for the current line.
Constants for encryption/compression
List of constants used by the encryption/compression functions...
Mathematical SQL functions
The mathematical SQL functions that can be used on the queries written in SQL code are as follows......
FontExtended (Property)
The FontExtended property is used to: Find out whether the spacing between characters in a text is increased. Increase the spacing between characters in a text....
gLine (Function)
Builds a sequence of characters containing a line.
gImage (Function)
Builds a sequence of characters containing an image.
Socket: creating a standard socket server
WINDEV allows you to create a standard socket server......
gRectangle (Function)
Builds a sequence of characters used to draw a rectangle.
Scanner (Type of variable)
The Scanner type is used to handle the information from a scanner.
Time (Type of variable)
The Time type is used to easily handle the times...
gCircle (Function)
Builds a sequence of characters containing a circle or an ellipse.
How to create an SQL query to count?
This help page explains how to create a count query with the query editor....
Property Description (Type of variable)
The Property Description type is used to get information about a property.
CharactType (Function)
Returns information about the type of character.
SQL statements
The main SQL statements allowed in the SQL queries managed by WINDEV and WEBDEV are as follows......
Showing passwords (AAF)
By default, in password controls, characters are replaced with dots......
gCoord (Function)
Builds a sequence of characters used to define the position of the input cursor for a text.
gAlignment (Function)
Builds a sequence of characters containing an aligned text or an aligned image.
Error 810: * can only be used for a parameter with a default value
Type inference
The type inference is used to simplify the declaration of variables when the variable type can be automatically deduced by the compiler......
TriggerScheduledTask structure
The ScheduledTask structure is used to define all the events that will define the execution of a task......
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