Warunajith

// create class
class Bike {

  var name = ""
  var gears = 0
}

// create object of class
var bike1 = Bike()

Warunajith

class Bike {

  var name = ""
  var gear = 0
}

Warunajith

protocol Greet {

  // blueprint of a property 
  var name: String { get }


  // blueprint of a method 
  func message() 
} 

Warunajith

print(taylor.clothes)
print(other.shoes)

Warunajith

let taylor = Person(clothes: "T-shirts", shoes: "sneakers")
let other = Person(clothes: "short skirts", shoes: "high heels")

Warunajith

struct Person {
    var clothes: String
    var shoes: String
}

Warunajith

-T link.ld -melf_i386  # emulate 32 bits ELF, the binary output is specified
                           # in the linker script

Warunajith

-m32 -nostdlib -nostdinc -fno-builtin -fno-stack-protector -nostartfiles
    -nodefaultlibs

Warunajith

   OUTPUT_FORMAT("binary")    /* output flat binary */

    SECTIONS
    {
        . = 0;                 /* relocate to address 0 */

        .text ALIGN(4):
        {
            start.o(.text)     /* include the .text section of start.o */
            *(.text)           /* include all other .text sections */

Warunajith

extern kmain

    section .text
        ; push argv
        ; push argc
        call kmain
        ; main has returned, eax is return value
        jmp  $    ; loop forever