double amt = Convert.ToDouble(Amount.Text);
double qnt = Convert.ToDouble(quantity.Value);
double ans = amt * qnt;
Total.Text = ans.ToString();
multiplying number in a textbox to the quantity value
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24-06-2022 - |
Question
I have this TextBox named Amount and a NumericUpDown named quantity1. How do i multiply the TextBox which is double to the value of the NumericUpdown?
double amt;
double ans;
amt = Double.Parse(Amount.Text);
tot = Double.Parse(Total.Text);
//I have another textbox called total.
ans = amt * (quantity1.Value) //how do i do this? it has error.
Solution
OTHER TIPS
convert the value of quantity1.Value to double AND after apply multiplication and then convert the result to string and assign to textbox it may resolve your problem
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