无法将“”类型隐式转换为“system.windows.forms.textbox”
除tc外其他都是自定义textbox
TextBox[,] arr;
private void Form1_Load(object sender, EventArgs e)
{
//初始化数组
arr = new TextBox[18, 8]{{tc1,hd1,zd1,ys1,chz1,sd1,cez1,duz1},
{tc2,hd2,zd2,ys2,chz2,sd2,cez2,duz2},
{tc3,hd3,zd3,ys3,chz3,sd3,cez3,duz3},
{tc4,hd4,zd4,ys4,chz4,sd4,cez4,duz4},
{tc5,hd5,zd5,ys5,chz5,sd5,cez5,duz5},
{tc6,hd6,zd6,ys6,chz6,sd6,cez6,duz6},
{tc7,hd7,zd7,ys7,chz7,sd7,cez7,duz7},
{tc8,hd8,zd8,ys8,chz8,sd8,cez8,duz8},
{tc9,hd9,zd9,ys9,chz9,sd9,cez9,duz9},
{tc10,hd10,zd10,ys10,chz10,sd10,cez10,duz10},
{tc11,hd11,zd11,ys11,chz11,sd11,cez11,duz11},
{tc12,hd12,zd12,ys12,chz12,sd12,cez12,duz12},
{tc13,hd13,zd13,ys13,chz13,sd13,cez13,duz13},
{tc14,hd14,zd14,ys14,chz14,sd14,cez14,duz14},
{tc15,hd15,zd15,ys15,chz15,sd15,cez15,duz15},
{tc16,hd16,zd16,ys16,chz16,sd16,cez16,duz16},
{tc17,hd17,zd17,ys17,chz17,sd17,cez17,duz17},
{tc18,hd18,zd18,ys18,chz18,sd18,cez18,duz18}};
}