ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

<mqttSession variable>.Connect (Function)
Used to connect to a MQTT server (also called "Broker").
dClear (Function)
Clears the content of an Image variable or Image control and fills it with the specified color.
ModbusReadFloat (Function)
Reads one or more single-precision floats from a Modbus slave, starting at a specific address.
CertificateCheckFileSignatureBuffer (Function)
Checks the correspondence between a signature and a file. The signature was stored as a Buffer variable.
<mqttSession variable>.Publish (Function)
Publishes a message on the MQTT broker.
<Image>.InvertColor (Function)
Inverts the colors in an Image control.
<redisConnection>.Set (Function)
Changes the value of a key on a Redis server.
<xmlDocument variable>.ValidDocument (Function)
Validates an XML document from an XSD schema.
MemcachedCAS (Function)
Modifies the value of a key if this one was not modified.
<redisConnection>.Subscribe (Function)
Subscribes to a Redis broadcast channel.
Toast functions
The TopMargin property sets the top margin of an element....
<Email variable>.BuildSource (Function)
Generates the source code of the email to send from an Email variable.
MemcachedCASKeyGroup (Function)
Modifies the value of a key on a group of servers if this one was not modified.
HTTPSendForm (Function)
Sends an HTTP form.
<redisConnection>.Get (Function)
Gets the value of a key from a Redis server as a string.
<WBAdminAuth variable>.ListAccount (Function)
Returns the list of WEBDEV accounts on a WEBDEV Application Server.
<fbSession variable>.Status (Function)
Checks the status of a Facebook session.
<JSON variable>.ToString (Function)
Converts the content of a JSON variable to a JSON string.
MemcachedDecrement (Function)
Decrements the value associated with a key. The key is created if it does not exist.
MemcachedModify (Function)
Modifies a key/value couple in the Memcached cache....
MemcachedDecrementKeyGroup (Function)
Decrements the value associated with a key on a group of servers.
The pages
Pages are the main interface of a WEBDEV site......
Image Editor control: Options in the ribbon and the panes
The Image Editor control offers a host of options accessible via......
EmailSaveAttachment (Function)
Copies the attachment of current email onto the user computer (locally).
iParameterPDF (Function)
Defines the options for the generated PDF file.