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Writes text to the socket.

Component Version macOS Windows Linux Server iOS SDK
Socket 3.1 ✅ Yes ✅ Yes ✅ Yes ✅ Yes ✅ Yes
MBS( "Socket.WriteMLLP"; SocketID; Text { ; Encoding } )   More


Parameter Description Example Flags
SocketID The socket ID received by Socket.Connect function. $sock
Text The text to send. "Hello World"
Encoding The text encoding for text parameter.
Default is native.
Possible encoding names: ANSI, ISO-8859-1, Latin1, Mac, Native, UTF-8, DOS, Hex, Base64 or Windows. More listed in the FAQ.
"UTF8" Optional


Returns the number of bytes written or an error message.


Writes text to the socket.
This function wraps the given text into a MLLP packet by adding start and end bytes.

Result is -1 if socket can't write. See Socket.LastError for error code.
Changed in v10.4 to return error if socket is closed or disconnected instead of -1.


Write something:

MBS( "Socket.WriteMLLP"; $sock; "Hello World" )

Write something with DOS text encoding:

MBS( "Socket.WriteMLLP"; $sock; "Umlauts: äöü"; "DOS" )

See also

Blog Entries

This function checks for a license.

Created 18th August 2014, last changed 31st August 2020

Socket.WriteHex - Speech.AttributesForVoices