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 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.
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:
  • a specific string.
  • one of the strings in an array.
StringToJSON (Function)
Converts a JSON string into a JSON variable.
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.
<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:
  • a specific string.
  • one of the 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.
Phonetic (Function)
Returns the phonetic transcription of the string passed as parameter.
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
Manipulate character 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.
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.
Operators on character strings
The character strings can be handled by specific WLanguage functions or by the +, [[ and ]] operators...
<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
SOAPRun (Function)
Runs a procedure on a SOAP server.
saasClient (Type of variable)
The saasClient type is used to define the advanced characteristics of a SaaS client account.
gpwOAuthParameters (Type of variable)
The gpwOAuthParameters type allows you to define all the information needed for authentication to the User Groupware via an application that uses the OAuth 2.0 standard.
WBAdminAuth (Type of variable)
The WBAdminAuth type allows you to define all the advanced characteristics of the API used to remotely manage a WEBDEV Application Server.
gglPhoneNumber (Type of variable)
The gglPhoneNumber type is used to describe and modify the phone number of a contact...
URI (Type of variable)
The URI (Uniform Resource Identifier) type identifies physical or abstract resources (e.g. files or Web pages).
API description (Type of variable)
An API Description variable is used to describe an API, its parameters, its return value and its calling options by programming.
Error 507: The '++' operator is not allowed
Position
The Position keyword can correspond to...
edtHTMLSelection (Type of variable)
The edtHTMLSelection type is used to identify all the advanced characteristics of a selection in an HTML Editor control
httpResponse (Type of variable)
The httpResponse type is used to get the advanced characteristics of the response of the HTTP/HTTPS request....
Various constants
List of various constants....
gpwOpenConnection (Function)
Opens a connection to a specific Client/Server database to manage the files of user groupware in Client/Server mode....
AppleID (Type of variable)
The AppleID type corresponds to the identifier resulting from a successful Apple ID authentication.
sfError (Type of variable)
The sfError type is used to find out the characteristics of an error returned by Salesforce...
sysNotificationInput (Type of variable)
The sysNotificationInput type is used to define all the advanced features of an input control, such as a text input or combo box control, in an interactive notification.
Email (Type of variable)
The Email type is used to handle the email content as well as the associated information.
zipArchivedFile (Type of variable)
The zipArchivedFile type is used to handle a file found in an archive in one of the following formats: ZIP, CAB, RAR or WDZ or a file to add into an archive.
The Task structure
The Task structure is a preset structure of WLanguage (no declaration is required)......
sshSession (Type of variable)
The sshSession type is used to define the characteristics of a connection to an SSH server.
memcachedConnection (Type of variable)
The memcachedConnection type is used to define the characteristics of a connection to a Memcached server.
hdfsStatus (Type of variable)
The hdfsStatus type is used to define the advanced characteristics regarding the status of an element (file, directory, link) in the Hadoop file system.
pdfDocument (Type of variable)
The pdfDocument type gets all the characteristics of a PDF file: author, date created, page content, etc.
Event (Type of variable)
The Event type is used to define all the advanced characteristics of an event: birthday, saint's day, ......
sfConnection (Type of variable)
The sfConnection type is used to describe a connection to the Salesforce platform and to manage user authentication...
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