ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

<xmlDocument variable>.ValidDocument (Function)
Validates an XML document from an XSD schema.
TraceStart (Function)
Opens the trace window or saves the trace information in a text file.
Phone constants (Android / iOS)
MemcachedModify (Function)
Modifies a key/value couple in the Memcached cache....
MemcachedAddPrefix (Function)
Adds a value at the start of existing value in the cache for the given key.
MemcachedIncrement (Function)
Increments the value associated with a key.
MemcachedDecrement (Function)
Decrements the value associated with a key. The key is created if it does not exist.
MemcachedModifyKeyGroup (Function)
Modifies a key/value couple in the Memcached cache on a group of servers....
MemcachedIncrementKeyGroup (Function)
Increments the value associated with a key on a group of servers.
MemcachedDecrementKeyGroup (Function)
Decrements the value associated with a key on a group of servers.
MemcachedAddPrefixKeyGroup (Function)
Adds a value at the start of existing value in the cache for the given key on a group of servers.
<fbSession variable>.Status (Function)
Checks the status of a Facebook session.
WebSocketExecute (Function)
Executes a procedure in the context of a client connected to the WebSocket server.
<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.
HTML Editor control functions (prefix syntax)
List of functions for managing HTML Editor controls (prefix syntax)...
Toast management functions
<JSON variable>.ToString (Function)
Converts the content of a JSON variable to a JSON string.
WinChangeLayout (Function)
Applies a specific layout to: a window. an internal window....
HAlias (Function)
Creates a logical alias of a data file (or query) or cancels all existing aliases.
FBStartSession (Function)
Used to authenticate and log in to Faceboook.
BTLEInitialize (Function)
Initializes Bluetooth Low Energy (required in Windows and iOS only)