[英]Save the selected radio button value and text field value into a file
我可以知道如何通過GUI表單將選定的單選按鈕值和文本字段值保存到文件中嗎?
表格看起來像這樣
我的代碼:
private void SaveButActionPerformed(java.awt.event.ActionEvent evt) {
try{
File f=new File("Customer detail.txt");
String id = this.CusIDTxt.getText();
String name=NameTxt.getText();
String ic=ICNoTxt.getText();
String ph=PhNoTxt.getText();
String email=EmailAddTxt.getText();
PrintWriter writer=new PrintWriter(new BufferedWriter(new FileWriter(f,true)));
writer.println(id);
writer.println(name);
writer.println(ic);
writer.println(ph);
writer.println(email);
writer.close();
JOptionPane1.showMessageDialog(this, "Register customer was successful");
m.setVisible(true);
this.setVisible(false);
}
catch(IOException ioe)
{
JOptionPane1.showMessageDialog(this,"All fields must be completed in order to register");
}
}
您調用了文件編寫器,但沒有調用方法來編寫它。 例如,您可以嘗試writer.write(name)。 它將輸入內容寫入文件。 您可以查看此API的文檔https://docs.oracle.com/javase/7/docs/api/java/io/PrintWriter.html
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