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.
StringFormat (Function)
Formats a character string according to the selected options.
<String type>.Format (Function)
Formats a character string according to the selected options.
DurationToString (Function)
Converts a duration to a character string in the specified format.
<Duration type>.ToString (Function)
Converts a duration to a character string in the specified format.
MaskFormat (Function)
Formats a character string using an InputMask variable.
<Document variable>.ToText (Function)
Creates a character string with the data of a Document variable.
<Document variable>.Seek (Function)
Finds a character string in an entire Document variable.
ExecuteCode (Function)
Runs the WLanguage code found in a character string.
<DiskFile variable>.Write (Function)
Writes: a character string into an external file. a memory section....
HashCheckString (Function)
Checks the Hash of a character string for a specific type of algorithm.
HashString (Function)
Calculates the Hash of a character string according to a specific algorithm.
sComputeCrc16 (Function)
Checks a character string before and after transmission between WINDEV applications and WEBDEVsites.
Encrypt (Function)
Encrypts a character string in binary format or in ASCII format.
<Word Processing>.ToText (Function)
Creates a character string from the data of a Word Processing control.
<Word Processing>.Seek (Function)
Finds a character string in an entire Word Processing control.
iCalendarToAppointment (Function)
Lists the appointments described in a character string in iCalendar format.
HaspHLDecrypt (Function)
Decrypts a character string by using the algorithms of the Hasp key.
iPrint (Function)
Sends the character string passed as parameter to the print buffer.
fWrite (Function)
Writes: a character string into an external file. a memory section....
NoRightCharacter (Function)
Returns a string after removing the specified characters from the right side of the initial string.
NoAccent (Function)
Converts accented characters in a string to non-accented characters.
iPrintWord (Function)
Sends the character string passed in parameter to the print buffer.
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.
<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.
StringEndsWith (Function)
Checks whether a character string ends with:
  • with a specific character string.
  • with one of the character strings in an array.
fFind (Function)
Finds a character string or a buffer in a file opened by fOpen.
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.
Decode (Function)
Decodes a character string that was encoded by Encode.
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.
<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...
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.
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.
TimeToString (Function)
Converts a time to a string in the specified format.
<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>.DeleteDuplicate (Function)
Removes duplicates among substrings of a string, based on one or more separators.
StringToJSON (Function)
Converts a JSON string into a JSON variable.
<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.
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.
String functions (prefix syntax)
The following functions are used to handle strings, using prefix syntax:
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.
XMLToText (Function)
Converts a character string in XML format into a standard character string.
<ANSI string>.Increment (Function)
Increments a number at the beginning or at the end of a string.
FOR ALL/FOR EACH statement (browse of strings)
The FOR EACH statement is used to browse strings according to different methods...
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.
PositionOccurrence (Function)
Finds the Xth position of a string within another string.
Date and Time functions
List of functions for managing dates and times
Truncate (Function)
Truncates the right part of a string or buffer.
1
2
3
4
5
6
…
105
>