ONLINE HELP
 WINDEV, WEBDEV AND WINDEV MOBILE

Version: 2026
hbColumn (Variable type)
The hbColumn type is used to define the advanced characteristics of a column (item) in an HBase table.
Item_D (Property)
Utilisation dans la classe IndexSémantique - Accès en Lecture + Ecriture - Type : Tableau (IWLTableau) de CWString
hbReading (Variable type)
The hbReading type is used to define the characteristics of a read operation.
Prop2_D (Property)
Utilisation dans la classe IndexSémantique - Accès en Lecture + Ecriture - Type : Chaîne U compat A latin ptr (ex : nom de champ ; sans 0 binaire)
fReadLineRegularExpression (Function)
Reads a line in an external file, gets sections of this line according to a regular expression and assigns them to a variable.
AppointmentRead (Function)
Reads an appointment found in the calendar of a Lotus Notes or Outlook messaging.
How to fill a TreeView control?
This help page explains how to fill a TreeView control.
fRead (Function)
Reads:
  • a block of bytes (characters) in an external file (ANSI or Unicode),
  • the content of an external file (ANSI or Unicode) and assigns it to a memory area.
fWriteLine (Example)
Usage example of the fWriteLine function
SMSNext (Function)
Reads the following SMS message stored on the Android phone.
SMSFirst (Function)
Reads the first SMS message stored on the Android phone.
LDAPDeleteAttributeValue (Function)
Deletes a value of a specified attribute.
SNMPGetNext (Function)
Reads the value found after the last value retrieved for an SNMP agent.
<Source>.FreeQuery (Function)
Releases query resources (following use of HExecuteQuery or HExecuteSQLQuery functions).
HFreeQuery (Function)
Releases query resources (following use of HExecuteQuery or HExecuteSQLQuery functions).
HDescribeSemanticIndex (Function)
Defines a semantic index of a data file created programmatically.
Playing a video with the MCI functions
MCI functions are used to easily handle the media files...
Managing HBase databases
HBase is a non-relational (NoSQL) distributed database, based on columns and using non-structured storage for large tables...
JSInfoEvent (Function)
Used to handle the JavaScript properties of the browser event that triggered the code execution.
<Chart>.CategoryLabel (Function)
Initializes the label of a data category (or section) in a chart.
Detecting Beacons
A "beacon" is a hardware transmitter that can "dialog" on a small perimeter with smartphones or tablets via a Bluetooth connection...
fReadLine (Function)
Reads a line from an external file (ANSI or Unicode).
grCategoryLabel (Function)
Initializes the label of a data category (or section) in a chart.
EmailReadPrevious (Function)
Reads the email found before the current email according to the protocol used (POP3 or IMAP, MS Exchange, Lotus Notes or Outlook).
AppointmentLast (Function)
Reads the last appointment in a Lotus Notes or Outlook calendar.
EmailReadMessageHeader (Function)
Reads the header of an incoming email according to the protocol used (POP3 or IMAP, Lotus Notes or Outlook).
<mongoDatabase variable>.Info (Function)
Returns information about a MongoDB database.
SchedulerTriggerProperties (Function)
Reads the properties of trigger of a scheduled task and updates the TriggerScheduledTask structure.
ContactNext (Function)
Reads the contact after the current contact in a Lotus Notes or Outlook address book.
<mongoCollection variable>.Find (Function)
Finds documents in a MongoDB collection.
EmailReadNextHeader (Function)
Reads the header of the email found after the current email according to the protocol used (POP3 or IMAP, Lotus Notes or Outlook).
hbRead (Function)
Reads cells (values of items) of a row (record) in an HBase table.
MongoInfo (Function)
Returns information about a MongoDB database.
EmailCopy (Function)
Copies an email found in a directory to another directory of an IMAP server.
MatRead (Function)
Reads the value of a matrix element.
mongoResult (Variable type)
The mongoResult type is used to find out the result during a search performed in a MongoDB database.
HErrorPassword (Function)
After the execution of a read or write function in a data file, used to find out whether an error caused by a wrong password occurred on this data file.
<emailNotesSession variable>.NbMessage (Function)
Returns the number of incoming messages in Notes.
HDBOpen (Function)
Opens the xBase data file and the "memo" file if it exists.
MongoFind (Function)
Finds documents in a MongoDB collection.
AppointmentFirst (Function)
Reads the first appointment in a Lotus Notes or Outlook calendar.
AppointmentPrevious (Function)
Reads the appointment before the current appointment in a Lotus Notes or Outlook calendar.
AppointmentNext (Function)
Reads the appointment after the current appointment in a Lotus Notes or Outlook calendar.
SocketProxy (Function)
Specifies whether TCP sockets and WebSockets must go through a SOCKS5 proxy to execute requests.
<sfConnection variable>.Add (Function)
Creates a record in a file of a Salesforce database.
XMLOut (Function)
Used to find out whether the element (tag or attribute) on which we want to be positioned is outside the XML document.
<DiskFile variable>.ReadLineRegularExpression (Function)
Reads a line in an external file, gets sections of this line according to a regular expression and assigns them to a variable.
NotesListItem (Function)
Returns the list of items for the current Notes document in Lotus Notes.
xmlDocument (Variable type)
The xmlDocument type is used to handle an XML file.
SFAdd (Function)
Creates a record in a file of a Salesforce database.
Report based on a programmed data source
In a report on a programmed data source, the reading of the records that will be displayed in the report requires full programming in WLanguage...
HCancelSeek (Function)
Cancels the current search criterion.
SchedulerTaskProperties (Function)
Reads the properties of a scheduled task and updates the ScheduledTask structure.
<Email variable>.ImportSource (Function)
Fills an Email variable using the content of its Source property.
<Source>.CancelSeek (Function)
Cancels the current search criterion.
HErrorLock (Function)
Used to check whether a lock error occurred.
SFForwardQuery (Function)
Continues to run a SOQL query (Salesforce Object Query Language) on the records of a Salesforce database.
EmailReadNext (Function)
Reads the incoming email found after the current email according to the protocol (POP3 or IMAP, MS Exchange, Lotus Notes or Outlook).
<modbusSession>.ReadBit (Function)
Reads one or more bits from a Modbus slave, starting at a specific address.
EmailImportSource (Function)
Populates an Email variable using the content of its Source property or the different variables of the email structure using the content of the Email.Source variable.
fSeek (Example)
Usage example of the fSeek function
RecorderAction (Function)
Runs an action on the recorder or dictaphone found on the current device.
ModbusReadBit (Function)
Reads one or more bits from a Modbus slave, starting at a specific address.
ModbusReadRegister (Function)
Reads one or more registers from a Modbus slave, starting at a specific address.
<modbusSession>.ReadRegister (Function)
Reads one or more registers from a Modbus slave, starting at a specific address.
SNMPGetTable (Function)
Reads a table of SNMP values.
HReadFirst (Function)
Positions on the first file record according to a browse item.
SourceToPage (Function)
Automatically updates the controls of a page with:
  • the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor.
  • the values of the bound WLanguage variables.
HTTPCookieGet (Function)
Retrieves the cookies read by a call:
PageFromSource (Function)
Automatically updates the controls of a page with:
  • the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor.
  • the values of the bound WLanguage variables.
This operation is performed regardless of the state of the controls (grayed, inactive or invisible).
<Page>.FromSource (Function)
Automatically updates the controls of a page with:
  • the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor.
  • the values of the bound WLanguage variables.
<Page>.FromFile (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).
<Source>.ToPage (Function)
Automatically updates the controls of a page with:
  • the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor.
  • the values of the bound WLanguage variables.
This operation is performed regardless of the state of the controls (grayed, inactive or invisible).
<DiskFile variable>.Read (Function)
Reads:
  • a block of bytes (characters) in an external file (ANSI or Unicode),
  • the content of an external file (ANSI or Unicode) and assigns it to a memory area.
SOCKS5 protocol
SOCKS5 is a simple network protocol intended to standardize the use of proxies for applications...
BeaconDetectBackground (Function)
Notifies the application when the device enters or leaves the transmission range of a set of Beacons.
HReadLast (Example)
Usage example of the HReadLast function
MatReadLine (Function)
Reads the value of all elements found in a matrix row.
MatReadColumn (Function)
Reads the value of all the elements found in a matrix column.
EmailNbMessage (Function)
Returns the number of incoming messages currently found:
  • on the email server (POP3 protocol only).
  • in the Outlook messaging software.
AppointmentDelete (Function)
Deletes:
  • the current appointment from the calendar of a Lotus Notes or Outlook messaging.
  • an appointment from the calendar found on a mobile device (Android/iOS).
Handling HTML text in an Edit control
WEBDEV allows you to manipulate text in HTML via the "HTML format" option of the Edit controls and the HTML control.
fWrite (Example)
Usage example of the fWrite function
Parameters of the procedure used by fReadLine
WLanguage procedure ("Callback") called by fReadLine for each line read in the file.
Indirection operators
Operators { and operators } operators are used to access a field, variable, class member or data file item by dynamically constructing the name of the field, variable, class member or item...
WindowFromSource (Function)
Automatically initializes the controls of a window with:
  • the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor.
  • the values of the bound WLanguage variables.
EmailReadFirstHeader (Function)
Reads the header of the first incoming email according to the protocol used (POP3 or IMAP, Lotus Notes or Outlook).
<Source>.ToWindows (Function)
Automatically initializes the controls of a window with:
  • the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor.
  • the values of the bound WLanguage variables.
fLoadBuffer (Function)
Loads the content of an external file (text, image, ...) in a buffer variable.
BarCodes (Variable type)
The BarCodes type is used to handle the information found in a bar code.
TaskRead (Function)
Reads a task in a Lotus Notes or Outlook task list.
Managing emails with "Simple MAPI"
Simple MAPI simplifies the management of emails received by the hosting provider...
HClusterParameter (Function)
Reads and modifies the parameters of an HFSQL cluster.
fAttributeReadOnly (Function)
Gets and sets the read-only attribute of a file.
SNMPOIDAccess (Function)
Returns the authorized access modes of a specific OID.
GroupRead (Function)
Reads a group of contacts in a Lotus Notes or Outlook address book.
sEndEvent (Function)
Disables the detection of an event on a serial port.
SourceToScreen (Function)
Automatically updates the controls in a window or page with:
  • the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor.
  • the values of the bound WLanguage variables.
nfcData (Variable type)
The nfcData type is used to describe and handle the data of a variable of type nfcTag.
EmailReadPreviousHeader (Function)
Reads the header of the email found before the current email according to the protocol used (POP3 or IMAP, Lotus Notes or Outlook).
TaskFirst (Function)
Reads the first task in a Lotus Notes or Outlook task list.
<Window>.FromSource (Function)
Automatically initializes the controls of a window with:
  • the values of the bound items in the current record (loaded in memory) of the HFSL data file described in the data model editor.
  • the values of the bound WLanguage variables.
sInEntryQueue (Function)
Retrieves the number of pending bytes in the input buffer of a specified serial port or infrared port.
fSaveText (Function)
Creates and fills a text file with the content of a text control or text variable (string variable, edit control in a window, Static Text control in a report, ...).
Creating the Form windows of a WINDEV RAD pattern
<Connection variable>.InfoFileRights (Function)
Gets the rights granted to a user or group on an HFSQL Client/Server data file.
Creating the Form pages of a WEBDEV RAD pattern
XMLDocument (Example)
Usage example of the XMLDocument function
EmailReadLast (Function)
Reads the last incoming email according to the protocol used (POP3 or IMAP, MS Exchange, Lotus Notes or Outlook).
AppointmentModify (Function)
Modifies the current appointment:
  • in a Lotus Notes or Outlook calendar.
  • in the calendar found on a mobile device (Android/iOS).
EmailReadFirst (Function)
Reads the first incoming email according to the protocol used (POP3 or IMAP, MS Exchange, Lotus Notes or Outlook).
EmailReadLastHeader (Function)
Reads the header of the last Email received, depending on the protocol used (POP3 or IMAP, Lotus Notes or Outlook).
<DiskFile variable>.ReadLine (Function)
Reads a line from an external file (ANSI or Unicode).
EmailReadMessage (Function)
Reads an incoming according to the protocol used (POP3 or IMAP, Lotus Notes or Outlook).
fListDirectory (Function)
Lists the subdirectories of a given directory and returns the full paths of listed subdirectories.
fMemOpen (Function)
Opens a memory area shared between several applications.
HReadPrevious (Function)
Sets the position on the previous record of a file according to a browse item.
CookieWrite (Example)
Usage example of the CookieWrite function
MultimediaPlay (Function)
Plays a media file in a Multimedia control.
Native xBase/FoxPro Connector
WINDEV and WEBDEV offer a Native xBase/FoxPro Connector (or Native xBase/FoxPro Access) module...
INIRead (Function)
Reads the content of an INI file (or the content of a file structured like .INI files).
sRead (Function)
Reads a character string in the entry buffer of the specified serial port.
EmailStartPOP3Session (Function)
Starts a session for receiving and reading emails with the POP3 protocol.
Combination (Variable type)
A combination is a set of options.
fListFile (Function)
Lists the files found in a directory and returns the list of files.
EmailStartIMAPSession (Function)
Starts a session for receiving and reading emails with the IMAP protocol.
CookieRead (Example)
Usage example of the CookieRead function
Hasp (Function)
Interrogates an electronic HASP key (HASP-3, HASP-4, MemoHasp or NetHasp).
Sound (Function)
Plays a sound in WAV format.
iCloudKeyValueRemove (Function)
Removes a key from an Apple iCloud-based container of "key-value" pairs.
iCloudKeyValueRead (Function)
Reads the value of a key in an Apple iCloud-based container of "key-value" pairs.
TaskDelete (Function)
Deletes the current task from the task list of a Lotus Notes or Outlook messaging.
iCloudKeyValueWrite (Function)
Stores the value of a key in an Apple iCloud-based container of "key-value" pairs.
Using Facebook authentication
Facebook is the world's most popular social network. It is commonly used by companies to reach their customers...
GroupDelete (Function)
Deletes the current group of contacts from a Lotus Notes or Outlook address book.
Use Facebook authentication (prefix syntax)
Facebook is the world's most popular social network. It is commonly used by companies to reach their customers...
GroupModify (Function)
Modifies the current group of contacts in a Lotus Notes or Outlook address book.
TaskNext (Function)
Reads the task after the current task in a Lotus Notes or Outlook task list.
GroupLast (Function)
Reads the last group of contacts in a Lotus Notes or Outlook address book.
GroupFirst (Function)
Reads the first group of contacts in a Lotus Notes or Outlook address book.
GroupPrevious (Function)
Reads the group of contacts before the current group in a Lotus Notes or Outlook address book.
GroupNext (Function)
Reads the group of contacts after the current group in a Lotus Notes or Outlook address book.
LDAPReplaceAttribute (Function)
Replaces all the values of an attribute by a specific value.
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