ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Character string: How do I extract, delete or replace words?
This page presents the main operations that can be performed on a character string.
Functions for managing RTF controls
List of functions for managing RTF controls
<Table>.ToText (Function)
Creates a character string from the data found in a Table or TreeView Table control.
CharactTypeCount (Function)
Returns the number of characters matching a given type.
TableToText (Function)
Creates a character string from the data found in a Table or TreeView Table control.
StringDeleteDuplicate (Function)
Removes duplicates among substrings of a string, based on one or more separators.
<ANSI string>.EndsWith (Function)
Checks whether a character string ends with:
  • with a specific character string.
  • with one of the character strings in an array.
StringToJSON (Function)
Converts a JSON string into a JSON variable.
<ANSI string>.DeleteDuplicate (Function)
Removes duplicates among substrings of a string, based on one or more separators.
TimeToString (Function)
Converts a time to a string in the specified format.
FOR ALL/FOR EACH statement (browse of strings)
The FOR EACH statement is used to browse strings according to different methods...
<ANSI string>.Increment (Function)
Increments a number at the beginning or at the end of a string.
XMLToText (Function)
Converts a character string in XML format into a standard character string.
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.
String functions (prefix syntax)
The following functions are used to handle strings, using prefix syntax:
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.
RTFInsert (Function)
Inserts a character string in RTF into the content of an RTF control (found in a window or in a report) or into the content of a character string in RTF.
MatchRegularExpression (Function)
Checks whether a character string matches a specific format and retrieves the different substrings that match the format.
JSONToString (Function)
Converts the content of a JSON variable to a JSON string.
iPrintWord (Function)
Sends the character string passed in parameter to the print buffer.
NoAccent (Function)
Converts accented characters in a string to non-accented characters.
NoRightCharacter (Function)
Returns a string after removing the specified characters from the right side of the initial string.
StringDelete (Function)
Deletes:
  • all the occurrences of a substring within a string.
  • part of a string within another string. The part of the string to remove is identified by its position and length.
StringEndsWith (Function)
Checks whether a character string ends with:
  • with a specific character string.
  • with one of the character strings in an array.
<Type Buffer>Decode (Function)
Decodes a character string that was encoded by Encode.
StringIncrement (Function)
Increments a number at the beginning or at the end of a string.
fInsertTextAtBeginning (Function)
Inserts text at the beginning of a file without overwriting the existing text.
fFind (Function)
Finds a character string or a buffer in a file opened by fOpen.
Decode (Function)
Decodes a character string that was encoded by Encode.
RTFAdd (Function)
Adds a character string (in RTF or not) at the end of RTF edit control, RTF control in a report or character string containing a text in RTF.
Middle (Function)
Extracts:
  • a substring from a string starting at a specified position.
  • part of a buffer starting at a specified position.
Functions for managing Dates and Times (prefix syntax)
List of functions for managing dates and times
Handling strings
WINDEV, WINDEV Mobile and WEBDEV allow you to perform different types of operations on character strings via the WLanguage functions...
UUDecode (Function)
Decodes a character string in UUEncode format.
Hash functions
Hashing is used to summarize a file or a character string...
Encode (Function)
Encodes a character string or a buffer. To decode the result, simply use Decode.
<ANSI string>.CharactTypeCount (Function)
Returns the number of characters matching a given type.
PositionOccurrence (Function)
Finds the Xth position of a string within another string.
Truncate (Function)
Truncates the right part of a string or buffer.
<Type Buffer>Encode (Function)
Encodes a character string or a buffer. To decode the result, simply use Decode.
Operators on character strings
The character strings can be handled by specific WLanguage functions or by the +, [[ and ]] operators...
Date and Time functions
List of functions for managing dates and times
RegexMatch (Function)
Checks whether a string matches the format defined by a regular expression.
Position (Function)
Finds the position of a specified string within another string.
NoLeftCharacter (Function)
Returns a string after removing the specified characters from the left side of the initial string.
Unicode in character strings
The Unicode format is an encoding system that assigns a unique number to each character.
<DiskFile variable>.Find (Function)
Finds a character string or a buffer in a file opened by fOpen.
<Unicode string>.RegexMatch (Function)
Checks whether a string matches the format defined by a regular expression.
ExtractStringBetween (Function)
Allows you to:
  • extract a substring between two given separators from a character string.
  • search for substrings between two given separators in a character string.
NoCharacter (Function)
Returns a string after removing the specified leading and trailing characters.
<ANSI string>.Insert (Function)
Inserts a string into another character string at a given position.
<ANSI string>.RegexMatch (Function)
Checks whether a string matches the format defined by a regular expression.
Multilingual messages: Convert to new format (version 27 and later)
WINDEV, WEBDEV and WINDEV Mobile have included multilingual project support in many previous versions...
StringInsert (Function)
Inserts a string into another character string at a given position.
<JSON variable>.ToString (Function)
Converts the content of a JSON variable to a JSON string.
CommonLength (Function)
Returns the number of common characters between two strings (from the beginning or from the end of the string).
fAddText (Function)
Adds the content of a character string at the end of a file.
String functions
List of functions for managing character strings
Spreadsheet constants
The following constants are used by the functions for managing Spreadsheet controls:...
HSaveParameter (Function)
Saves a persistent value on the HFSQL server.
Native Progress Connector: Specific features and remarks
Remarks and specific features of Native Progress Connector......
FileToPage (Function)
Automatically updates the controls of a page with: the values of the bound items in the current record (loaded in memory) of the data file described in the data model editor. This operation is performed regardless of the state of the controls (grayed, inactive or invisible). the values of the bound WLanguage variables. This operation is performed regardless of the state of the controls (grayed, inactive or invisible)....
Step 2: Creating print fonts
This step allows you to define and choose the different fonts that will be used in the printed document......
Structure (Type of variable)
A structure is a custom type of data...
Writing an email
Writing an email in WLanguage consists in filling the email structure of WLanguage......
Constants for managing XML documents
List of constants used by the functions for managing XML documents....
LineSpacing (Property)
The LineSpacing property gets and sets the line spacing for variables of type Font.
DDESend (Function)
Sends a data to the program connected via DDE.
Dictionary properties
The properties of a WDTRAD dictionary are as follows......
Developing an application for iPhone/iPad
The development of an iPhone/iPad application is performed in 2 steps:...
Native MariaDB Connector: Requirements and remarks
This page presents the main aspects and requirements of the Native MariaDB Connector......
fLongName (Function)
Returns the long name of a file or directory.
fShortName (Function)
Returns the short name of a file or directory.
How to write into a text or CSV file?
This help page explains how to write into a text or CSV file....
Screen,Current (External language)
Retrieves the name of the control being edited and its index, if necessary.
Description of a CSS style
This window allows you to describe a CSS style that will be used for the controls of your WEBDEV project......
ListSeek (Function)
Searches for an element in a List Box, ListView or Combo Box control (including the values described by gStoredValue).
HDBDescribeIndex (Function)
Describes through programming the different index files that will be created.
HDBDescribeField (Function)
Describes through programming each item found in the structure of an xBase file described by HDBDescribeFile.
Find/Replace in the current project
The "Find/Replace" feature is used to......
Native Oracle Connector: Specific features and remarks
Remarks and specific features of the Native Oracle Connector...
iTextHeight (Function)
Calculates the height of the font for the text to print (in millimeters).
Comparing the project messages
The comparison between source and target text helps you find translation errors......