Introduction - If you have any usage issues, please Google them yourself
1.GUI requirements: designed for user input interface, the student name, student number, gender (dropdown), classes and hobbies (multiple lines of text), and providing the entry , the search button.
2 if the user clicks on the entry button, check user input if there is a problem, if not the student information is stored in a file if wrong, the user is prompted to modify.
The input requirements: name cannot be more than more than 8 characters (getColums ()) the student number is 7 digit number (getColums ()) class only the value 1 , 2 , 3 or 4 ) paramString (interest no special requirements.
3 if the user clicks on the search button, then according to the user input of the school, read the file, find out all the information of users, and displayed in the interface. ParamString ()