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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.
Multiline Zone control properties
A Multiline Zone control and the lines of a Multiline Zone control can be handled in a window...
Page constants
List of constants used by page functions....
Variable Description (Type of variable)
The Variable Description type is used to get information about a variable or a member.
EventTimeline (Type of variable)
The EventTimeline type is used to define the advanced characteristics of an event displayed...
docTabulation (Type of variable)
The docTabulation type is used to define the characteristics of a custom tabulation.
Programming custom calculations in Table controls
Lambda: Expressions and procedures
A lambda ("lambda function") is a more concise way to write internal procedures...
Visibility of the elements found in an external component
When creating an external component, you have he ability to define the elements of the external...
MySelf (Reserved word)
MySelf is used to handle the current control...
ControlClone (Function)
Creates a new control from an existing control.
Locking data files: correspondence between WINDEV 5.5 and the later versions
HCreateView (Function)
Creates an HFSQL view. This function uses the former view mechanism....
sfLeadConvert (Type of variable)
The sfLeadConvert type is used to describe the conversion parameters of a lead...
Animation management functions
WINDEV proposes several WLanguage functions for managing animations......
API (Function)
Runs a function found in an external DLL.
Constants for encryption/compression
List of constants used by the encryption/compression functions...
Constants for managing XML documents
List of constants used by the functions for managing XML documents....
Native PostgreSQL Connector: Specific features and remarks
Remarks and specific features of Native PostgreSQL Connector......
Report based on a programmed data source
In a report on a programmed data source, the reading of the records that will be displayed...
JSONToVariant (Example)
Usage example of the JSONToVariant function
sfObject (Type of variable)
The sfObject type is used to describe a record of a SalesForce file...
The RTF edit control: Automatic formatting toolbar
In RTF Edit controls, a formatting toolbar can now be automatically displayed when the control...
GetDefinition (Function)
Retrieves the definition of element type.
mlzInsertLine (Function)
Inserts a new dynamic row in a Multiline Zone control.
restResponse (Variable type)
The restResponse type is used to define all the advanced characteristics of a REST response.