Form1.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace HelloWorld
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
            setSemuaLabel();
        }

        public void setSemuaLabel()
        {
            label_nama.Text = "Achmad Zidan Akbar";
            label_hello.Text = "HELLO WORLD";
        }
    }
}