java - 这是正确的吗，因为标签未获取值并指示

Question

String sm1 =combo2.getSelectedItem().toString();

  if("Software Engineering ".equals(sm1)){
       String s1 = txt1.getText();
      int t1 = Integer.parseInt(s1);
      double avg;

      avg = t1/15*100;
      String finalanswer = Double.toString(avg);
      ans.setText(finalanswer);

o\这是否正确，因为标签未获取值并指示

Answer 1

你真的想要 "Software Engineering " 中的尾随空格吗？ .?

也许你应该与 "Software Engineering" 进行比较:

if ("Software Engineering".equals(sm1)) {