ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

HInitSubscriber (Function)
Initializes the range of automatic identifiers for the description file of subscriber replica (".rpl" extension).
SQL selection conditions
To specify the selection conditions in an SQL query, you can use......
Mathematical SQL functions
The mathematical SQL functions that can be used on the queries written in SQL code are as follows......
Generation of a class diagram using reverse engineering
WINDEV, WINDEV Mobile and WEBDEV allow you to create the class diagram of an application using reverse engineering (files "......
Generating a description of a data file from a window or from a page
When you design a quick prototype, you often create windows (or pages) without defining any data files......
Sub-query
A sub-query is a query whose result is used by another query......
WLanguage
The integrated WINDEV language, WLanguage, is powerful, simple and intuitive......
HExportJSONString (Function)
Exports the records from a table (HFSQL or OLE DB), view, or query to a JSON string.
Reading an email
This help page explains how to read an email from a WINDEV application and how to display its content in a WINDEV application....
Compilation statement: COMPILE IF
The <COMPILE IF> statement allows you to compile (or not) a WLanguage code according to a condition.
Logical Data Model (LDM)
A Logical Data Model (LDM) is used to describe the data structures (files, items, ......
HViewToFile (Function)
Saves the modifications performed in an HFSQL view (by HModify, HDelete or HCross) in the corresponding data file. This function uses the former view mechanism.
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)......
SQL commands available in an SQL query
WINDEV allows you to easily run queries in SQL code......
HCreateView (Function)
Creates an HFSQL view. This function uses the former view mechanism....
Generating a class diagram
The generation is used to create the WINDEV classes ("......
SCM: Check-in policy
The SCM gives you the ability to define a check-in policy......
HDeclare (Function)
Declares a description of table (found in a database schema) in the current project.
HWrite (Function)
Writes a record into a table without updating the indexes corresponding to all keys used in the table.
HMergeView (Function)
Creates an HFSQL view from two previously created views (HCreateView). This function uses the former view mechanism.
HInfoMemo (Function)
Returns the characteristics of binary and text memos.