ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Menus and menu options: Tips & Tricks
This page presents some operations specific to the menus and to the menu options...
MemcachedDecrementKeyGroup (Function)
Decrements the value associated with a key on a group of servers.
MemcachedCASKeyGroup (Function)
Modifies the value of a key on a group of servers if this one was not modified.
MemcachedAddPrefixKeyGroup (Function)
Adds a value at the start of existing value in the cache for the given key on a group of servers.
<Image>.Resize (Function)
Resizes an image in an Image control.
MemcachedIncrementKeyGroup (Function)
Increments the value associated with a key on a group of servers.
<fbSession variable>.Status (Function)
Checks the status of a Facebook session.
<Image>.AlphaBlend (Function)
Blends two images together. This allows you to create fade-in effects between 2 images.
<Image>.InvertColor (Function)
Inverts the colors in an Image control.
<xmlDocument variable>.ValidDocument (Function)
Validates an XML document from an XSD schema.
<xmlNode variable>.ValidNode (Function)
Validates an XML node, its children and its attributes from its description in the XSD schema linked to the XML document.
<mqttSession variable>.Connect (Function)
Used to connect to a MQTT server (also called "Broker").
<mqttSession variable>.Disconnect (Function)
Allows you to disconnect from a MQTT server (also called "Broker").
<mqttSession variable>.Publish (Function)
Publishes a message on the MQTT broker.
FileToURI (Function)
Saves the contents of a file to a resource identified by its URI.
ModbusReadFloat (Function)
Reads one or more single-precision floats from a Modbus slave, starting at a specific address.
HTML Editor control functions (prefix syntax)
List of functions for managing HTML Editor controls (prefix syntax)...
Toast management functions
Connection (Property)
The Connection property gets and sets the connection associated with a data file.
<JSON variable>.ToString (Function)
Converts the content of a JSON variable to a JSON string.
AppointmentReset (Function)
Reinitializes: the Appointment structure. the Appointment variable....
BTLEGetAllCharacteristics (Function)
Retrieves all the characteristics (with the same identifier) associated with a BLE service.
<btleService variable>.GetAllCharacteristics (Function)
Retrieves all the characteristics with the same identifier associated with a Bluetooth Low Energy service.
BankHolidayAdd (Function)
Indicates that a day (or a list of days) is a public holiday.
CertificateCheckFileSignatureBuffer (Function)
Checks the correspondence between a signature and a file. The signature was stored as a Buffer variable.
CertificateSignFile (Function)
Creates the signature of a file. This signature can be stored in a Buffer variable or in a text file.