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PHP

Receive Text up to a Match into a StringBuilder

See more Socket/SSL/TLS Examples

Demonstrates Socket.ReceiveUntilMatchSb, which receives bytes until an exact byte sequence is found and appends the received text to a StringBuilder.

Background. The match string is encoded using StringCharset and compared byte-for-byte. The match may span multiple underlying network reads.

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Chilkat2 PHP
<?php

use Chilkat2\Socket;
use Chilkat2\StringBuilder;

$socket = new Socket();

// 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.
$bTls = true;
$maxWaitMs = 5000;
try {
    $socket->Connect('example.com', 5000, $bTls, $maxWaitMs);

    // StringCharset controls the character encoding used when sending and receiving text.
    $socket->StringCharset = 'utf-8';
    // Send a request using a simple application-defined text protocol in which each message ends with a
    // CRLF.
    $command = "STATUS\r\n";
    $socket->SendString($command);

    // Receive bytes until an exact byte sequence is found, appending the received text to a
    // StringBuilder.  The match may span multiple underlying network reads.
    $sb = new StringBuilder();
    $socket->ReceiveUntilMatchSb('<EOM>', $sb);

    $response = $sb->GetAsString();
} catch (\Chilkat2\Exception $e) {
    echo $e->getMessage(), "\n";
    exit;
}

echo $response, "\n";