var answer = "こたえは" + (68+100) + "です";
^.Label1.Value = answer;

var answer = "こたえは" + str(68+100) + "です";
^.Label1.Value = answer;

Form crs_014 {
  X = 0;
  Y = 0;
  Width = 400;
  Height = 300;
 
  Label Label1 {
    X = 77;
    Y = 124;
    Width = 260;
    Height = 50;
    FgColor = 17;
    BgColor = $CCFFCC;
  }
  Button Button1 {
    X = 100;
    Y = 64;
    Width = 162;
    Height = 47;
    Title = "結果をラベルに出力します";
  
    Function OnTouch( e ) {
      var answer = "こたえは" + str(68+100) + "です";
      ^.Label1.Value = answer;
    }
  }
}