【iOS开发】UITextFieldUITextView实时获取输入内容

/UITextField：
[infoTextField addTarget:self action:@selector(textFieldEditChanged:) forControlEvents:UIControlEventEditingChanged];

• (void)textFieldEditChanged:(UITextField*)textField
  {
  realName = textField.text;
  }
  //UITextView:
  实现其delegate⽅法
• (void)textViewDidChange:(UITextView *)textView
  {
  }