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Version: 2026

SQL functions that can be used in SQL queries
The following SQL functions can be used on the queries written in SQL code (classified by theme)......
The List Box control
The List Box control is used to display a list of elements and to select one or more elements from this list......
The Combo Box control
The "Combo Box" control is used to display a list of elements and to select an element from this list......
HListItem (Example)
Usage example of the HListItem function
Specific features of the Express version
HashFile (Function)
Calculates the Hash of a file according to a specific algorithm.
14. PHP generation in practice
sInEntryQueue (Function)
Retrieves the number of pending bytes in the input buffer of a specified serial port or infrared port.
HashString (Function)
Calculates the Hash of a character string according to a specific algorithm.
WEBDEV concepts
WDConver : Use in command line mode
Using WDConver in command line mode consists in running a conversion description created and saved with WDConver ("......
WDInst: installing additional elements
By default, only the files found in the "List of setup files" window are installed on the user computers......
HUnlockRecNum (Function)
Unlocks a record locked by: HLockRecNum, a read function used with a locking parameter (HRead associated with the hLockWrite or hLockReadWrite constant for example)....
HReset (Function)
Initializes: one or all variables of file items with their default values. one or all items of a Record variable with their default values....
HSavePosition (Function)
Stores the current file context: current record, filter, pointers.
HFileExist (Function)
Determines: whether a file exists, which means whether it was physically created (HCreation or HCreationIfNotFound). whether a view or a query was defined....
HInfoMemo (Function)
Returns the characteristics of binary and text memos.
HCopyRecord (Example)
Usage example of the HCopyRecord function
Directory (Property)
The Directory property is used to manage the physical directory of HFSQL files.
HSetMemo (Function)
Used to modify the management mode of memo items.
HFree (Function)
Transforms the crossed records (HCross) into deleted records.
HModifyFileProperty (Function)
Modifies the properties of an HFSQL file located on a server.
HRecordDate (Function)
Returns the date and time of the last write operation performed on a record in an HFSQL file (Classic or Client/Server)....
dLoadImage (Function)
Loads an image in an Image variable from a memo, a file or a binary buffer.
FTPCommand (Function)
Sends a specific FTP command to a server.