标签：NPU send app span tostring obj builder pen object
private void button1_Click(object sender, EventArgs e) { char[] p_chr = text_input.Text.ToCharArray(); Array.Reverse(p_chr, 0, text_input.Text.Length); text_output.Text = new StringBuilder().Append(p_chr).ToString(); }
主要用到reverse。
标签：NPU send app span tostring obj builder pen object
原文地址：https://www.cnblogs.com/bedfly/p/13144002.html
