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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
License agreement for the tools included with WINDEV, WEBDEV and WINDEV Mobile
License agreement for the tools included with WINDEV, WEBDEV and WINDEV Mobile...
MemNext (Function)
Positions on the next element of a memory zone and returns the value of this element.
WinAnimationOpening (Function)
Modifies the type and duration of animations used when opening the application windows.
Transactions in HFSQL Client/Server mode
To keep maximum compatibility between HFSQL Classic applications (single-user or multi-user) and HFSQL Client/Server applications, the transaction mechanism in HFSQL Client/Server mode is similar to the one in HFSQL Classic mode......
GPSEnd (Function)
Indicates the end of the use of geolocation functions.
InKioskMode (Function)
Indicates whether the Android application is in kiosk mode.
PageEndStick (Property)
The PageEndStick property is used to: Determine the page footer should be right below the last block. Change the page footer block options....
WDD55 (Property)
The WDD55 property is used to: Get the name and full path of the Hyper File 5.5 WDD file. Set the name and full path of the Hyper File 5.5 WDD file....
MemPrevious (Function)
Positions on the element found before the current element of a memory zone and returns the value of this element.
MemLast (Function)
Sets the position on the last element of memory area and returns the value of this element.
DateTimeLocalToUTC (Function)
Converts a local date and time (time zone, summer time, winter time) to UTC.
Dynamic audit
The dynamic audit of an application analyzes its runtime performance......
grDonutHolePercentage (Function)
Modifies the percentage corresponding to the radius of the hole in a Donut chart.
WDTRAD license agreement
WDTRAD license agreement...
22 tips for optimizing the speed of a site
When a site is on-lined, one of the main expectations of Web users is speed......
Assisted universal replication: specific features
Events associated with the Map control
WINDEV, WINDEV Mobile and WEBDEV manage the following events by default (order of appearance in the code editor)...
TableAddLineWithAnimation (Function)
Adds a row to a Table or TreeView Table control with an animation.
Description of an Organizer control (control of a page)
The Organizer control can be configured in the editor via the description window ("Details" tab)......
Copying and cloning
Variables are copied using the "=" operator...
Filter (Property)
The Filter property is used to identify and change the filter applied to records in: Table controls based on a data file, browsing TreeView Table controls, browsing List Box controls, Combo Box controls based on a data file, browsing Looper controls....
HOnError (Function)
Customizes the management of HFSQL errors.
AssistedInputAdd (Function)
Adds a row to the list of values available in the autocomplete suggestions of an Edit control.
SchedulerPositionDateTime
Displays a Scheduler control from a specified date or returns the date of the first day (or last day) displayed in a Scheduler control.
Constants for managing appointments
Lists of constants used to manage the appointments...
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