Array
(
    [dirname] => .
    [basename] => frmNewProduct.cs
    [extension] => cs
    [filename] => frmNewProduct
)
1. file=./frmNewProduct.cs<br>
2. file=.//frmNewProduct.cs<br>
3. file=frmNewProduct.cs<br>
<?php // Save this file as: ./frmNewProduct.cs ?>
namespace ProductMaintenance;

public partial class frmNewProduct : Form
{
    public frmNewProduct()
    {
        InitializeComponent();
    }

    private Product product = null!;

    public Product GetNewProduct()
    {
        this.ShowDialog();
        return product;
    }

    private void btnSave_Click(object sender, EventArgs e)
    {
        if (IsValidData())
        {
            product = new()
            {
                Code = txtCode.Text,
                Description = txtDescription.Text,
                Price = Convert.ToDecimal(txtPrice.Text)
            };
            this.Close();
        }
    }

    private bool IsValidData()
    {
        bool success = true;
        string errorMessage = "";

        errorMessage += Validator.IsPresent(txtCode.Text, nameof(Product.Code));
        errorMessage += Validator.IsPresent(txtDescription.Text, nameof(Product.Description));
        errorMessage += Validator.IsDecimal(txtPrice.Text, nameof(Product.Price));

        if (errorMessage != "")
        {
            success = false;
            MessageBox.Show(errorMessage, "Entry Error");
        }
        return success;
    }

    private void btnCancel_Click(object sender, EventArgs e)
    {
        this.Close();
    }
}