PC SOFT

ONLINE HELP
FOR WINDEV, WEBDEV AND WINDEV MOBILE

Home | Sign in | English US
  • Required permissions
WINDEV
WindowsLinuxUniversal Windows 10 AppJavaReports and QueriesUser code (UMC)
WEBDEV
WindowsLinuxPHPWEBDEV - Browser code
WINDEV Mobile
AndroidAndroid Widget iPhone/iPadApple WatchUniversal Windows 10 AppWindows Mobile
Others
Stored procedures
Checks the existence of socket.
Notes:
  • To check the connection validity, use SocketClientInfo to check the IP address of client socket and the port number.
  • The socket exists as long as the created socket was not closed by SocketClose.
  • If the communication is interrupted, SocketExist may still return a positive result even if the dialog is stopped.
Versions 15 and later
Android This function is now available for the Android applications.
New in version 15
Android This function is now available for the Android applications.
Android This function is now available for the Android applications.
Versions 17 and later
iPhone/iPad This function is now available for the iPhone/iPad applications.
Universal Windows 10 App This function is now available for the Windows Phone applications.
New in version 17
iPhone/iPad This function is now available for the iPhone/iPad applications.
Universal Windows 10 App This function is now available for the Windows Phone applications.
iPhone/iPad This function is now available for the iPhone/iPad applications.
Universal Windows 10 App This function is now available for the Windows Phone applications.
Versions 18 and later
Android Widget This function is now available in Android Widget mode.
New in version 18
Android Widget This function is now available in Android Widget mode.
Android Widget This function is now available in Android Widget mode.
Versions 22 and later
WEBDEV - Browser code This function is now available in browser code.
New in version 22
WEBDEV - Browser code This function is now available in browser code.
WEBDEV - Browser code This function is now available in browser code.
Versions 23 and later
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
New in version 23
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Universal Windows 10 App This function is now available in Universal Windows 10 App mode.
Example
// Check the existence before the creation
IF SocketExist("MySocket") = False THEN
IF SocketCreate("MySocket", 8000) = False THEN
 Error("Creation error" + ErrorInfo(errMessage))
 END
ELSE
 SocketRead("MySocket", False)
END
Syntax
<Result> = SocketExist(<Socket Name>)
<Result>: Boolean
  • True if the socket exists,
  • False otherwise.
<Socket Name>: Character string (with quotes)
Name of socket to check.
For a WINDEV application, this name was defined:
WINDEV Caution: the socket name is case sensitive.
Remarks
AndroidAndroid Widget

Required permissions

The call to this function modifies the permissions required by the application.
Required permission : INTERNET
This permission allows the applications to open the network sockets.
Components
WINDEVWEBDEV - Server codeReports and Queries wd230com.dll
Windows Mobile wp230com.dll
WEBDEV - Browser code WDJS.DLL
Java wd230java.jar
Linux wd230com.so
Android wd230android.jar
Minimum required version
  • Version 9
This page is also available for…
Comments
Click [Add] to post a comment