How to calculate the discount price in windows c#

Question

I want to make my application to calculate a discount price. This is how I find my discount price

Rafnas T P · Answer

try this decimal _ttl = Convert.ToDecimal(txtamount.Text) + Convert.ToDecimal(txttax.Text); decimal discount shopcost; if (discounttxt.Text !=  && chk_DiscPerct.Checked== true ) { discount = (_ttl * Convert.ToDecimal(discounttxt.Text)) / 100; } else if (discounttxt.Text !=  ) { discount = Convert.ToDecimal(discounttxt.Text); } else { discount = 0; } if (addcosttxt.Text !=  ) { shopcost = Convert.ToDecimal(addcosttxt.Text); } else { shopcost = 0; } txtNewTotal.Text = (_ttl- discount + shopcost).ToString();

Rafnas T P · Answer

try as below decimal _ttl =Convert.ToDecimal( txtamount.Text)+Convert.ToDecimal( txttax.Text); decimal discount shopcost; //if (discounttxt.Text != ) //{ // discount = (_ttl * Convert.ToDecimal(discounttxt.Text)) / 100; //} //else if (discounttxt.Text !=  ) { discount = Convert.ToDecimal(discounttxt.Text); } else { discount = 0; } if (addcosttxt.Text !=  ) { shopcost = Convert.ToDecimal(addcosttxt.Text); } else { shopcost = 0; } txtNewTotal.Text = (_ttl + shopcost).ToString();

Jyoti Jodha · Answer

like this image formate

Amit Gupta · Answer

As per my point of view CUSTOMERS ARE NOT ALLOWED TO GET DISCOUNT ON TAX. All the discount will be calculated prior to tax. Grand total 100/- Discount 10/- Tax 5% Shipping chg 2% Net Amount ***** Amount and percentage is applicable as per your needs. Good luck !

Manas Mohapatra · Answer

You want implementation logic or UI design??