ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

KeyPressed (Function)
Checks which key is pressed.
CertificateCheckDuplicate (Function)
Checks the signature of a duplicate.
SQLReqExists (Function)
Checks the existence of a query.
CertificateCheckString (Function)
Checks the correspondence between a signature and a string.
ServiceExist (Function)
Checks whether a service is installed.
FBSessionStatus (Function)
Checks the status of a Facebook session.
<Chart>.Exist (Function)
Checks the existence of a chart in memory.
EmailCheckAddress (Function)
Checks the validity of an email address.
<fbSession variable>.Status (Function)
Checks the status of a Facebook session.
MemExist (Function)
Checks the existence of a memory zone.
fFileExist (Function)
Checks the existence of an external file.
SysValidHandle (Function)
Checks the validity of a window handle.
grExist (Function)
Checks the existence of a chart in memory.
JSONValid (Function)
Checks the validity of a JSON string.
SocketExist (Function)
Checks if a socket already exists.
FTPFileExist (Function)
Checks the existence of a file on an FTP server.
fMemExist (Function)
Checks the existence of a shared memory zone.
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