(Swift 3,4,5...) Send Bytes on a Socket Connection

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

Chilkat Downloads for the Swift Programming Language MAC OS X (Cocoa) Objective-C/Swift Libs iOS Objective-C/Swift Libs

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

    let socket = CkoSocket()!

    // Connect to some host:port
    var ssl: Bool = false
    var maxWaitMillisec: Int = 20000
    var port: Int = 5555
    var success: Bool = socket.connect("test.com", port: port, ssl: ssl, maxWaitMs: maxWaitMillisec)
    if success != true {
        print("\(socket.lastErrorText!)")
        return
    }

    // We wish to send a 0x00 byte followed by the us-ascii string "10800"
    let bd = CkoBinData()!

    bd.appendByte(0)
    bd.append("10800", charset: "utf-8")

    // Send the entire contents of bd.
    success = socket.sendBd(bd, offset: 0, numBytes: 0)
    if success != true {
        print("\(socket.lastErrorText!)")
        return
    }


}