Add three numbers with textBox
I have a textbox1 two and three. In textbox1 number zero, in two number one and in three number two and use this code


    textBox4 = "" + (int.Parse(textBox1.Text) + (int.Parse(textBox2.Text + (int.Parse(textBox3.Text)));

but result is 012..you can have the entire amount, 3?
Add three numbers with textBox
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I have a textbox1 two and three. In textbox1 number zero, in two number one and in three number two and use this code


    textBox4 = "" + (int.Parse(textBox1.Text) + (int.Parse(textBox2.Text + (int.Parse(textBox3.Text)));

but result is 012..you can have the entire amount, 3?