ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

DateValid (Function)
Checks the validity of a date between January 01 0001 and December 31 9999.
XMLAddAttribute (Function)
Adds an attribute into an XML document.
XMLAddChild (Function)
Adds a child tag into an XML document.
ArrayCopy (Function)
Copies the content of an array to another array.
Constants for managing Organizer controls
Constants for managing Organizer controls...
ChronoValue (Function)
Indicates the time elapsed (in milliseconds) since the call to ChronoStart.
LengthToString (Function)
Converts a size in bytes to a string with human-readable units such as kilobytes, megabytes or terabytes.
fCopyFileWebFolder (Function)
Copies an image file from the data directory of application (or from one of its sub-directories) to the "_WEB" directory of application (or to one of its sub-directories).
RealToDateTime (Function)
Converts an 8-byte real to a date and time.
9. Hardware and software requirements
SQLFetch (Function)
Goes to the next row (i.e next record) of the query result.
ChronoResume (Function)
Restarts a stopwatch that was stopped by ChronoEnd or ChronoPause.
StatStandardDeviation (Function)
Calculates the standard deviation for a series of values.
StatCorrelation (Function)
Calculates the coefficient of correlation between two series of values.
StatStandardDeviationP (Function)
Calculates the standard deviation for a full series of values.
TimeToString (Function)
Converts a time to a string in the specified format.
Hour (Property)
The Hour property is used to: Get the time from a variable of type Time or DateTime, or the number of hours from a variable of type Duration. Change the time in a variable of type Time or DateTime, or the number of hours in a variable of type Duration. Retrieve the time or the number of hours from a Date item (in "Date and time" or "Duration" format) or from a Time item. Modify the time or the number of hours in a Date item (in "Date and time" or "Duration" format) or in a Time item....
EmailStartSMTPSession (Function)
Starts a session for sending emails with the SMTP protocol.
ReplicSynchro: Use
NotifPushSend (Function)
Sends a push notification to a mobile device (iOS or Android).
Help system properties
The properties of help system are used to define......
Constants for managing XLS files
List of constants used by the functions for managing XLS files....
CacheSize (Property)
The CacheSize property is used to: Get the maximum number of records that can be stored in the cache of the Native MySQL Connector. Change the maximum number of records that can be stored in the cache of the Native MySQL Connector....
WDXView: Overview
WDXView is an ActiveX browser......
Principle for running threads
At runtime, an application runs in a main thread......