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Version: 2026

AJAX programming via AJAX functions (Legacy)
The diagram below presents the use of "programmed AJAX" in a WEBDEV website...
AJAX: Direct procedure calls
Starting with version 2024, it is no longer necessary to use AJAXExecute and AJAXExecuteAsynchronous to make AJAX calls...
AJAX: Overview
The AJAX technology is available in native mode in WEBDEV and in the PHP sites developed with WEBDEV...
AJAXCallInProgress (Function)
Used to determine if the request being processed is an AJAX request.
Left (Function)
Extracts the left part (i.e., the first characters) from a string or buffer.
SQLConnect (Function)
Connects the current application to a database that must be interrogated via SQL.
DescribedPhysicalName (Property)
The DescribedPhysicalName property is used to manage the physical name of HFSQL tables.
HDescribeItem (Example)
Usage example of the HDescribeItem function
HSynchronizeReplica (Function)
Synchronizes the master replica and the subscriber replica: the operations performed on one...
iParameter (Function)
Retrieves the printer configuration and configures the print.
TableAdd (Function)
Adds a row in: a Table control, a TreeView Table control, a Combo Box control "with table"...
ExecuteProcess (Function)
Starts the execution of a process programmatically, i.e. without the user having to perform...
HWrite (Function)
Writes a record into a data file without updating the indexes corresponding to all keys used...
HTransactionStart (Function)
Starts a transaction on the data files (HFSQL or accessed via a Native Connector) and creates...
Error (Function)
Displays a custom error message in a system error window.
SFModify (Function)
Modifies the records of a file defined in Salesforce.
KeyType (Property)
The KeyType property is used to set the characteristics of a key item.
DefaultValue (Property)
The DefaultValue property is used to: Find out the default value of an item. This item...
TimeDifference (Function)
Calculates the difference between two times in hundredths of a second.
HDeclareExternal (Example)
Usage example of the HDeclareExternal function
TableMoveLine (Function)
Moves a row or swaps two rows in a Table control.
EmailReadFirst (Function)
Reads the first incoming email according to the protocol used (POP3 or IMAP, MS Exchange, Lotus...
Null (Property)
The Null property is used to: Assign NULL to the item for the current record. Find...
SortType (Property)
The SortType property is used to: Find out the sort direction defined for an item...