ONLINE HELP
 WINDEV, WEBDEV AND WINDEV MOBILE

Version: 2025
HReadPrevious (Function)
Sets the position on the previous record of a file according to a browse item.
HReadFirst (Function)
Positions on the first file record according to a browse item.
Setup of the WEBDEV Application Server for Linux
Utilisation dans la classe _edthymlStylePolice - Accès en Lecture + Ecriture - Type : Tous types
Accessibilité (Property)
hbColumn (Variable type)
The hbColumn type is used to define the advanced characteristics of a column (item) in an HBase table.
hbReading (Variable type)
The hbReading type is used to define the characteristics of a read operation.
fSeek (Example)
Usage example of the fSeek function
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.
How to fill a TreeView control?
This help page explains how to fill a TreeView control.
AppointmentRead (Function)
Reads an appointment found in the calendar of a Lotus Notes or Outlook messaging.
SMSNext (Function)
Reads the following SMS message stored on the Android phone.
SMSFirst (Function)
Reads the first SMS message stored on the Android phone.
fWriteLine (Example)
Usage example of the fWriteLine function
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.
OCRParameter (Function)
Initializes the general options of the native OCR (Optical Character Recognition) system.
SNMPGetNext (Function)
Reads the value found after the last value retrieved for an SNMP agent.
LDAPDeleteAttributeValue (Function)
Deletes a value of a specified attribute.
HFreeQuery (Function)
Releases query resources (following use of HExecuteQuery or HExecuteSQLQuery functions).
Playing a video with the MCI functions
MCI functions are used to easily handle the media files...
<Source>.FreeQuery (Function)
Releases query resources (following use of HExecuteQuery or HExecuteSQLQuery functions).
Managing HBase databases
HBase is a non-relational (NoSQL) distributed database, based on columns and using non-structured storage for large tables...
Deployment via physical media (DVD, etc.)
<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...
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).
fReadLine (Function)
Reads a line from an external file (ANSI or Unicode).
MatReadLine (Function)
Reads the value of all elements found in a matrix row.
JSInfoEvent (Function)
Used to handle the JavaScript properties of the browser event that triggered the code execution.
<mongoDatabase variable>.Info (Function)
Returns information about a MongoDB database.
EmailReadMessageHeader (Function)
Reads the header of an incoming email according to the protocol used (POP3 or IMAP, Lotus Notes or Outlook).
SchedulerTriggerProperties (Function)
Reads the properties of trigger of a scheduled task and updates the TriggerScheduledTask structure.
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).
MatRead (Function)
Reads the value of a matrix element.
<mongoCollection variable>.Find (Function)
Finds documents in a MongoDB collection.
mongoResult (Variable type)
The mongoResult type is used to find out the result during a search performed in a MongoDB database.
<emailNotesSession variable>.NbMessage (Function)
Returns the number of incoming messages in Notes.
ContactNext (Function)
Reads the contact after the current contact in a Lotus Notes or Outlook address book.
MongoInfo (Function)
Returns information about a MongoDB database.
EmailCopy (Function)
Copies an email found in a directory to another directory of an IMAP server.
hbRead (Function)
Reads cells (values of items) of a row (record) in an HBase table.
AppointmentFirst (Function)
Reads the first appointment in a Lotus Notes or Outlook calendar.
AppointmentLast (Function)
Reads the last appointment in a Lotus Notes or Outlook calendar.
MongoFind (Function)
Finds documents in a MongoDB collection.
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.
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.
HDBOpen (Function)
Opens the xBase data file and the "memo" file if it exists.
SocketProxy (Function)
Specifies whether TCP sockets and WebSockets must go through a SOCKS5 proxy to execute requests.
XMLOut (Function)
Used to find out whether the element (tag or attribute) on which we want to be positioned is outside the XML document.
xmlDocument (Variable type)
The xmlDocument type is used to handle an XML file.
<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.
SFAdd (Function)
Creates a record in a file of a Salesforce database.
RecorderAction (Function)
Runs an action on the recorder or dictaphone found on the current device.
HCancelSeek (Function)
Cancels the current search criterion.
SFForwardQuery (Function)
Continues to run a SOQL query (Salesforce Object Query Language) on the records of a Salesforce database.
SchedulerTaskProperties (Function)
Reads the properties of a scheduled task and updates the ScheduledTask structure.
<sfConnection variable>.Add (Function)
Creates a record in a file of a Salesforce database.
<Source>.CancelSeek (Function)
Cancels the current search criterion.
<Email variable>.ImportSource (Function)
Fills an Email variable using the content of its Source property.
HErrorLock (Function)
Used to check whether a lock error occurred.
EmailReadNext (Function)
Reads the incoming email found after the current email according to the protocol (POP3 or IMAP, MS Exchange, Lotus Notes or Outlook).
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.
ModbusReadRegister (Function)
Reads one or more registers from a Modbus slave, starting at a specific address.
NFCReadTag (Function)
Starts reading an NFC tag or enables the detection of NFC tags for the current window.
<modbusSession>.ReadRegister (Function)
Reads one or more registers from a Modbus slave, starting at a specific address.
ModbusReadBit (Function)
Reads one or more bits from a Modbus slave, starting at a specific address.
<modbusSession>.ReadBit (Function)
Reads one or more bits from a Modbus slave, starting at a specific address.
HReadLast (Example)
Usage example of the HReadLast function
MatReadColumn (Function)
Reads the value of all the elements found in a matrix column.
<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).
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).
FileToPage (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).
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.
HChangePassword (Function)
Changes the password of an HFSQL Classic or HFSQL Client/Server data file.
<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.
<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.
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.
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...
fWrite (Example)
Usage example of the fWrite function
HTTPCookieGet (Function)
Retrieves the cookies read by a call:
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).
<Source>.ChangePassword (Function)
Changes the password of an HFSQL Classic or HFSQL Client/Server data file.
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.
sEndEvent (Function)
Disables the detection of an event on a serial port.
EmailReadFirstHeader (Function)
Reads the header of the first incoming email according to the protocol used (POP3 or IMAP, Lotus Notes or Outlook).
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.
fLoadBuffer (Function)
Loads the content of an external file (text, image, ...) in a buffer variable.
HInfoViewRights (Function)
Gets the rights granted to a user or group on an SQL view or on a materialized view.
<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.
sInEntryQueue (Function)
Retrieves the number of pending bytes in the input buffer of a specified serial port or infrared port.
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...
fAttributeReadOnly (Function)
Gets and sets the read-only attribute of a file.
HClusterParameter (Function)
Reads and modifies the parameters of an HFSQL cluster.
GroupRead (Function)
Reads a group of contacts in a Lotus Notes or Outlook address book.
AppointmentModify (Function)
Modifies the current appointment:
  • in a Lotus Notes or Outlook calendar.
  • in the calendar found on a mobile device (Android/iOS).
nfcData (Variable type)
The nfcData type is used to describe and handle the data of a variable of type nfcTag.
Parameters of the procedure used by fReadLine
WLanguage procedure ("Callback") called by fReadLine for each line read in the file.
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).
BarCodes (Variable type)
The BarCodes type is used to handle the information found in a bar code.
TaskFirst (Function)
Reads the first task in a Lotus Notes or Outlook task list.
HInfoFileRights (Function)
Gets the rights granted to a user or group on an HFSQL Client/Server data file.
<DiskFile variable>.ReadLine (Function)
Reads a line from an external file (ANSI or Unicode).
<Connection variable>.InfoFileRights (Function)
Gets the rights granted to a user or group on an HFSQL Client/Server data file.
EmailReadFirst (Function)
Reads the first incoming email according to the protocol used (POP3 or IMAP, MS Exchange, Lotus Notes or Outlook).
EmailNbMessage (Function)
Returns the number of incoming messages currently found:
  • on the email server (POP3 protocol only).
  • in the Outlook messaging software.
EmailReadLast (Function)
Reads the last 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).
fListDirectory (Function)
Lists the subdirectories of a given directory and returns the full paths of listed subdirectories.
HInfoDatabaseRights (Function)
Gets the rights granted to a user or group on a database.
EmailReadMessage (Function)
Reads an incoming according to the protocol used (POP3 or IMAP, Lotus Notes or Outlook).
MultimediaPlay (Function)
Plays a media file in a Multimedia control.
Managing WebSockets
The WebSockets are used to communicate from a Web application (Intranet or Internet site run in a browser) to a Web server by using sockets...
Combination (Variable type)
A combination is a set of options.
INIRead (Function)
Reads the content of an INI file (or the content of a file structured like .INI files).
Native xBase/FoxPro Connector
WINDEV and WEBDEV offer a Native xBase/FoxPro Connector (or Native xBase/FoxPro Access) module...
fListFile (Function)
Lists the files found in a directory and returns the list of 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.
EmailStartIMAPSession (Function)
Starts a session for receiving and reading emails with the IMAP protocol.
CookieRead (Example)
Usage example of the CookieRead function
CookieWrite (Example)
Usage example of the CookieWrite function
Sound (Function)
Plays a sound in WAV format.
iCloudKeyValueRemove (Function)
Removes a key from an Apple iCloud-based container of "key-value" pairs.
ocrOption (Variable type)
The ocrOption type is used to define all the general options of the native OCR (Optical Character Recognition) system.
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...
TaskModify (Function)
Modifies the current task in a Lotus Notes or Outlook task list.
Use Facebook authentication (prefix syntax)
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.
GroupModify (Function)
Modifies the current group of contacts in a Lotus Notes or Outlook address book.
TaskLast (Function)
Reads the last task in a Lotus Notes or Outlook task list.
TaskPrevious (Function)
Reads the task before the current task in a Lotus Notes or Outlook task list.
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.
Hasp (Function)
Interrogates an electronic HASP key (HASP-3, HASP-4, MemoHasp or NetHasp).
SNMPGetTable (Function)
Reads a table of SNMP values.
1
2
3
4
5
…
6
>