ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Opening, closing and saving a query
The query editor allows you to easily handle the queries....
Optimizing the query execution
The query editor allows you to optimize the execution speed of one or more queries......
HExecuteQuery (Function)
Declares a query created in the query editor to the HFSQL engine and runs this query.
Creating a WINDEV project
A project is a logical set of elements and processes whose purpose is to accomplish a given objective......
HReadFirst (Function)
Sets the position on the first record according to a browse item.
HReadNext (Function)
Sets the position on the next data file record according to a browse item.
HExecuteSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the HFSQL engine.
BitcoinCoreDateTimeLatestBlock( Function)
Returns the date and time when the last block was created.
BitcoinCoreBlockCount( Function)
Returns the size of the blockchain known by the Bitcoin node (i.e. the number of blocks created since January 3, 2009). This makes it possible, for example, to calculate the approximate date of the next halving.
BitcoinCoreHashRate( Function)
Returns the number of times the sha256 function had to be calculated per second to calculate the last block.. This number corresponds to a proof of work.
WINDEV Mobile concepts
WDMSG
You can create multilingual projects in WINDEV, WEBDEV or WINDEV Mobile......
Items used in a select query
A query created in the query editor can contain several types of items......
HActivateFilter (Function)
Enables the filter that was previously created for the specified data file (view or query).
Project description: SCM tab
The project description window allows you to configure various elements of your project......
Operations in a Select query
The query editor allows you to perform operations on the values of an item......
Calling a procedure/a function
Syntax for calling a local or global procedure.