(Node.js) Send Bytes on a Socket Connection

Demonstrates how to send a mixture of binary (non-text) and text bytes on a socket connection.

Install Chilkat for Node.js and Electron using npm at Chilkat npm packages for Node.js Chilkat npm packages for Electron on Windows, Linux, MacOSX, and ARM

var os = require('os');
if (os.platform() == 'win32') {  
    if (os.arch() == 'ia32') {
        var chilkat = require('@chilkat/ck-node21-win-ia32');
    } else {
        var chilkat = require('@chilkat/ck-node21-win64'); 
    }
} else if (os.platform() == 'linux') {
    if (os.arch() == 'arm') {
        var chilkat = require('@chilkat/ck-node21-arm');
    } else if (os.arch() == 'x86') {
        var chilkat = require('@chilkat/ck-node21-linux32');
    } else {
        var chilkat = require('@chilkat/ck-node21-linux64');
    }
} else if (os.platform() == 'darwin') {
    if (os.arch() == 'arm64') {
        var chilkat = require('@chilkat/ck-node21-mac-m1');
    } else {
        var chilkat = require('@chilkat/ck-node21-macosx');
    }
}

function chilkatExample() {

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    var socket = new chilkat.Socket();

    // Connect to some host:port
    var ssl = false;
    var maxWaitMillisec = 20000;
    var port = 5555;
    var success = socket.Connect("test.com",port,ssl,maxWaitMillisec);
    if (success !== true) {
        console.log(socket.LastErrorText);
        return;
    }

    // We wish to send a 0x00 byte followed by the us-ascii string "10800"
    var bd = new chilkat.BinData();

    bd.AppendByte(0);
    bd.AppendString("10800","utf-8");

    // Send the entire contents of bd.
    success = socket.SendBd(bd,0,0);
    if (success !== true) {
        console.log(socket.LastErrorText);
        return;
    }


}

chilkatExample();