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PowerBuilder

Send StringBuilder Contents over a Socket

See more Socket/SSL/TLS Examples

Demonstrates Socket.SendSb, which encodes the contents of a StringBuilder using StringCharset and sends the resulting bytes.

Background. Text send and receive operations encode and decode bytes using the StringCharset property. For plain ASCII or UTF-8 protocols, setting StringCharset to utf-8 is a safe default.

Chilkat PowerBuilder Downloads

PowerBuilder
integer li_rc
integer li_Success
oleobject loo_Socket
integer li_BTls
integer li_MaxWaitMs
oleobject loo_Sb

li_Success = 0

loo_Socket = create oleobject
li_rc = loo_Socket.ConnectToNewObject("Chilkat.Socket")
if li_rc < 0 then
    destroy loo_Socket
    MessageBox("Error","Connecting to COM object failed")
    return
end if

//  Connect to the server using TLS.  The 3rd argument enables the TLS handshake after the TCP
//  connection succeeds; the 4th is the maximum time to wait, in milliseconds.
li_BTls = 1
li_MaxWaitMs = 5000
li_Success = loo_Socket.Connect("example.com",5000,li_BTls,li_MaxWaitMs)
if li_Success = 0 then
    Write-Debug loo_Socket.LastErrorText
    destroy loo_Socket
    return
end if

//  StringCharset controls the character encoding used when sending and receiving text.
loo_Socket.StringCharset = "utf-8"

//  Build the text to send in a StringBuilder, then send its contents.
loo_Sb = create oleobject
li_rc = loo_Sb.ConnectToNewObject("Chilkat.StringBuilder")

loo_Sb.Append("SET temperature 21~r~n")

li_Success = loo_Socket.SendSb(loo_Sb)
if li_Success = 0 then
    Write-Debug loo_Socket.LastErrorText
    destroy loo_Socket
    destroy loo_Sb
    return
end if

Write-Debug "Message sent."


destroy loo_Socket
destroy loo_Sb