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Writes text to the socket.

Component Version macOS Windows Server FileMaker Cloud FileMaker iOS SDK
Socket 3.1 Yes Yes Yes Yes Yes
MBS( "Socket.WriteHex"; SocketID; Text )   More


Parameter Description Example value
SocketID The socket ID received by Socket.Connect function. $sock
Text The text to send in hex encoding. "48656C6C6F"


Returns the number of bytes written or an error message.


Writes text to the socket.
You pass the text hex encoded. For example for "Hello" you pass "48656C6C6F".


Write some text:

MBS( "Socket.WriteHex"; $sock; "48656C6C6F" )

Send some command:

// sends
// <STX><6><CMD_ON><channels><CHECKSUM><ETX>
// In Hex : 0x02 0x06 0x4f 0x07 0xa2 0x03

MBS( "Socket.WriteHex"; $sock; "02064F07A203" )

Connect to IP and send command and wait for answer:

Set Variable [$sock; Value:MBS("Socket.Connect";test::IP; 16128)]
If [MBS("IsError")]
    Show Custom Dialog ["Failed to connect"]
    Set Variable [$write; Value:MBS("Socket.WriteHex"; $sock; test::query)]
    Pause/Resume Script [Duration (seconds): 1]
    Set Field [test::response; MBS("Socket.ReadHex"; $sock; 20)]
    Show Custom Dialog ["Hex: " & test::response & ¶ & "Text: " & MBS( "Text.DecodeFromHex"; test::response)]
    Set Variable [$sock; Value:MBS("Socket.Close"; $sock)]
End If

See also

Blog Entries

Created 18th August 2014, last changed 22nd March 2016

Socket.WriteByte   -   Socket.WriteMLLP

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