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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

NULL values in HFSQL
WINDEV, WEBDEV and WINDEV Mobile allow you to manage the NULL value in the items of the HFSQL data files and for all the other types of accesses (Native, OLE DB, ...
Max (Function)
Returns the greatest value passed as parameter.
<ANSI string>.ToNum (Function)
Returns the numeric value of a character string. This feature enables you to perform numeric calculations on strings.
<Source>.BuildKeyValue (Function)
Builds the value of a composite key to implement a filter (HFilter) or to perform a search (HReadSeekFirst, HReadSeekLast, etc.).
HBuildKeyValueANSI (Function)
Whatever the platform used, the data stored in HFSQL data files is in ANSI format.
StringToNum (Function)
Returns the numeric value of a character string. This feature enables you to perform numeric calculations on strings.
HBuildKeyValue (Function)
Builds the value of a composite key to implement a filter (HFilter) or to perform a search (HReadSeekFirst, HReadSeekLast, etc.).
ChronoValue (Function)
Indicates the time elapsed (in milliseconds) since the call to ChronoStart.
LocalStorageGet (Function)
Retrieves a value from the local storage.
Val (Function)
Returns the numeric value of a character string.
Operations in a Select query
The query editor allows you to perform operations on the values of an item...
<Array>.Min (Function)
Returns the lowest value in the array.
Min (Function)
Returns the lowest value.
Data persistence
The data persistence is used to store the value typed by the user...
<Array>.Max (Function)
Returns the greatest value in the array.
ArcSin (Function)
Returns the arc sine of a numeric value (integer or real).
ArcTan (Function)
Returns the arc tangent of a numeric value (integer or real).
Exp (Function)
Calculates the exponential of a numeric value (reverse of Napierian logarithm).
Ln (Function)
Calculates the Napierian logarithm (reverse of exponential) of a numeric value.
ArcCos (Function)
Returns the arc cosine of a numeric value (integer or real).
LDAPAddAttribute (Function)
Adds an attribute or adds a new value to an existing attribute.
StoredValue (Property)
The StoredValue property gets and sets the stored value of an element.
<Source>.ErrorModification (Function)
Returns the value of a record item when a modification conflict occurs..
CalculatedItemExpression (Property)
... the value of a calculated item. This item was defined in the data model editor or through programming....
CalculatedDefaultValue (Property)
the default value of an item. This item was defined in the data model editor or through programming. Define...
The "Waterfall" charts
The "Waterfall" chart is a bar chart used to represent the positive or negative additions...
Screen,ScreenToFile (External language)
Initializes the file items with the value of the window controls bound to these items.
TableSearchChild (Function)
Searches for a value in a column of a TreeView Table control, in a specified branch.
NotesItem (Function)
Returns the value of items for the current Notes document in Lotus Notes.
WebserviceParameter (Function)
Gets the value of a parameter in a call to a SOAP or REST Webservice request.
Variant (Type of variable)
The Variant type is used to: store any simple value: boolean, numeric (Currency, Real, Integer,...
InitialValue (Property)
The InitialValue property is used to get and/or change an initial value....
ValuePerStar (Property)
The ValuePerStar property gets and sets the value of a star in a Rating control.
gpwVisitor (Function)
Returns the value that corresponds to the word "Visitor" according to the framework used.
gpwRegisteredUsers (Function)
Returns the value that corresponds to "Registered users" according to the framework being used.
MemcachedModifyKeyGroup (Function)
Modifies a key/value couple in the Memcached cache on a group of servers....
<Chart>.LineThickness (Function)
Retrieves and/or modifies the value of the line thickness in a Line chart....
<TreeView Table column>.SearchChild (Function)
Searches for a value in a column of a TreeView Table control, in a specified branch.
HTMLEditorGet (Function)
Asynchronously retrieves the value of one of the properties of an HTML Editor control.
<HTML editor>.Get (Function)
Asynchronously retrieves the value of one of the properties of an HTML Editor control.