reportcard.jsp

精通从JavaScript到Jsp范例程序设计

<% 
    String[] txtCourseName = (String[])session.getAttribute( "CourseName" );
    int courseNum = txtCourseName.length;
    int studentNum = ((Integer)session.getAttribute( "studentNum")).intValue();
    
    String errorMessage="";
    for( int sNum=0; sNum<studentNum; sNum++ )
      if( request.getParameter("txtStudentName"+sNum).trim().length() == 0 ){
      	errorMessage += "<br>厩ネ﹎