ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

9. Queries
A query is used to request information from a database to view, insert, change or delete data....
Error 706: The property does not exist on this type of control
BufferToPhrase (Function)
Converts a buffer to a mnemonic phrase using the BIP39 algorithm.
PhraseToBuffer (Function)
Returns the buffer encoded in a BIP39 mnemonic phrase.
dRectangle (Example)
Usage example of the dRectangle function
Error 705: The property does not exist on this type
Error 704: The property does not exist on
NbComponent (Property)
The NbComponent property is used to get the number of elements in a composite key.
dCircle (Example)
Usage example of the dCircle function
<Table>.Save (Function)
Updates or adds the record bound to the current row in the Table or TreeView Table control.
LoadWDL (Example)
Usage example of the LoadWDL function
HTTPSimulateNetwork (Function)
Simulates a slow network by limiting the download and upload speed.
rssInitialize (Function)
Loads a RSS stream in memory.
System functions
List of system functions...
iPrintArea (Function)
Prints a text in a rectangular area.
Multimedia functions
List of Multimedia functions...
MutexCreate (Function)
Explicitly creates a mutex.
MutexStart (Function)
Locks the current thread while waiting for the mutex to be freed.
MutexEnd (Function)
Signals that the thread frees the mutex.
MutexDestroy (Function)
Explicitly destroys a mutex.
dbgStartMemoryDiff (Function)
Starts a difference operation of the memory used by the application.
EmailCopy (Function)
Copies an email found in a directory to another directory of an IMAP server.
BTLEDescriptorReadValue (Function)
Reads the value of a descriptor on a Bluetooth Low Energy device.
BTLEDescriptorWriteValue (Function)
Writes the value of a descriptor to a Bluetooth Low Energy device.
BTLECharacteristicReadValue (Function)
Reads the value of a characteristic on a Bluetooth Low Energy device.