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Version: 2025

<Source>.Watch (Function)
Trigger monitoring of write actions (add, modify or delete) performed on a data file present on an HFSQL server. In case of modification, a specific procedure can be triggered.
<Source>.WatchStop (Function)
Stops watching a data file on an HFSQL server.
HListWatchedFiles (Function)
Returns the list of data files watched by HWatch.
fWatchDirectory (Function)
Detects changes made to the contents of a directory.
HWatchStop (Function)
Stops watching a data file on an HFSQL server.
<Connection variable>.ListWatchedFiles (Function)
Returns the list of data files watched by HWatch.
HWatch (Function)
Trigger monitoring of write actions (add, modify or delete) performed on a data file present on an HFSQL server. In case of modification, a specific procedure can be triggered.
Property Description (Type of variable)
The Property Description type is used to get information about a property.
Arithmetic operators
The arithmetic operators are......
Duration (Type of variable)
The Duration type enables you to easily handle the intervals of dates and times...
Time (Type of variable)
The Time type is used to easily handle the times...
Hour (Property)
The Hour property is used to: Get the time from a variable of type Time or DateTime,...
Deserialize (Function)
Deserializes a buffer or a character string containing the data from a class, structure, array...
Variable Description (Type of variable)
The Variable Description type is used to get information about a variable or a member.
Enumeration (Type of variable)
An enumeration is a set of values......
MySelf (Reserved word)
MySelf is used to handle the current control...
Variant (Type of variable)
The Variant type is used to: store any simple value: boolean, numeric (Currency, Real, Integer,...
Month (Property)
The Month property is used to: Retrieve the month from a Date or DateTime variable. Modify...
ChangeCharset (Function)
Retrieves and/or changes the character set used: by all the screen fonts....
Overloading a WLanguage function or using a WLanguage function in an SQL query
WLanguage includes the "WL" keyword......
Insert (Function)
Inserts an element at a given position: into a one-dimensional WLanguage array....
Null (Reserved word)
The Null keyword can be used according to different methods in WLanguage......
Day (Property)
The Day property is used to: Get the day from a Date or DateTime variable, or get the number...
StringCompare (Function)
Compares two strings character by character: according to the sequence of ASCII characters....
ArrayInsert (Function)
Inserts an element at a given position: into a one-dimensional array. into an associative...
NumToString (Function)
Converts a numeric value (integer, real or currency) to a string according to a specified format.
Add (Function)
Adds an element in last position: of a one-dimensional WLanguage array. of an advanced array...
Prototype overload/Overload
The procedures and the methods of classes can have several syntaxes....
Internal procedure
Several features require a procedure called once or several times via a WLanguage function...
Indirection operators
The { and } operators are used to access a control, a variable, a class member or a file item...
Visible (Property)
The Visible property is used to: Find out whether an element is visible. Make an element...
MyParameters (Reserved word)
The MyParameters keyword is used to handle the parameters passed to a WLanguage procedure...