PHP ActiveX

Send a Single Byte over a Socket

Demonstrates Socket.SendByte, which sends one byte whose value is in the range 0 through 255.

Background. Fixed-size integers and length prefixes are common building blocks for application-defined binary protocols. Byte order is selectable, with big-endian being network byte order.

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PHP ActiveX

<?php

$success = 0;

$socket = new COM("Chilkat.Socket");

//  Connect to the server using TLS.
$bTls = 1;
$maxWaitMs = 5000;
$success = $socket->Connect('example.com',5000,$bTls,$maxWaitMs);
if ($success == 0) {
    print $socket->LastErrorText . "\n";
    exit;
}

//  Send a single byte.  The value must be in the range 0 through 255.
$success = $socket->SendByte(65);
if ($success == 0) {
    print $socket->LastErrorText . "\n";
    exit;
}

print 'Byte sent.' . "\n";

?>