ONLINE HELP
 WINDEV, WEBDEV 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.
WeekNumber (Function)
Returns the week number within the year that corresponds to the specified date (this date is a character string).
ArrayToString (Function)
Converts a one- or two-dimensional array to a character string.
DocReplace (Function)
Finds all the instances of a character string and replaces them with another string: in an entire Word Processing document. in a fragment....
EncryptStandard (Function)
Encrypts a character string or a binary buffer by using a symmetrical encryption algorithm (AES, DES, etc.)
sWrite (Function)
Writes a character string to the output buffer of the specified serial port, parallel port or infrared port.
<Buffer type>.EncryptStandard (Function)
Encrypts a character string or a binary buffer by using a symmetrical encryption algorithm (AES, DES, etc.)
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).
StringToTime (Function)
Converts a time in character string format to a time in HHMMSSCC format that can be used by a Time variable].
<ANSI string>.CharactTypeCount (Function)
Returns the number of characters matching a given type.
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
<ANSI string>.DeleteDuplicate (Function)
Removes duplicates among substrings of a string, based on one or more separators.
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.
TimeToString (Function)
Converts a time to a string in the specified format.
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.
Date and Time functions
List of functions for managing dates and times
Unicode in character strings
The Unicode format is an encoding system that assigns a unique number to each character.
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.
StringToJSON (Function)
Converts a JSON string into a JSON variable.
<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
<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.
StringDeleteDuplicate (Function)
Removes duplicates among substrings of a string, based on one or more separators.
CharactTypeCount (Function)
Returns the number of characters matching a given type.
<Table>.ToText (Function)
Creates a character string from the data found in a Table or TreeView Table control.
Functions for managing RTF controls
List of functions for managing RTF controls
TableToText (Function)
Creates a character string from the data found in a Table or TreeView Table control.
Handling strings
WINDEV, WINDEV Mobile and WEBDEV allow you to perform different types of operations on character strings via the WLanguage functions...
Operators on character strings
The character strings can be handled by specific WLanguage functions or by the +, [[ and ]] operators...
ChangeCharset (Function)
Retrieves and/or changes the character set used: by all the screen fonts. by all the operations performed on the character strings (functions and/or operators)....
ArrayToCSV (Function)
Converts a one-dimensional array or a two-dimensional array into a character string in CSV format.
StringToArray (Function)
Fills a one- or two-dimensional array of the specified type with the character string passed in parameter.
DocToText (Function)
Creates a character string from the data: found in a Word Processing control or in a Word Processing document. found in a paragraph of a Word Processing control....
Types of Edit controls
CSVToArray (Function)
Fills a one- or two-dimensional array of the specified type with the character string in CSV format passed in parameter.
NetSendBuffer (Function)
Transmits a character string to an FTP (File Transfer Protocol) or RPC (Remote Procedure Call) server powered by WINDEV. This function is kept for backward compatibility....
Deserialize (Function)
Deserializes a buffer or a character string containing the data from a class, structure, array (including an associative array), queue, stack, list or advanced variable, as well as their subelements.
The RTF control (Report editor)
The "RTF" (Rich Text Format) control is used to display a formatted character string in your report......
Checkers available in the code editor
The code editor proposes several tools used to correct the code......
Handling an HTML control through programming
WINDEV and WEBDEV allow you to handle an HTML control through programming......
XML management: Use example
This application example manages an XML file named "Orders......
<String type>.Reverse (Function)
Reverses the characters of a string.
StringReverse (Function)
Reverses the characters of a string.
Character strings
WLanguage supports different types of strings....
1
2
3
4
5
6
…
105
>