<select data-errormessage-value-missing="Course is required"
        class="form-control validate[required]" 
        name="course" id="course"
        onchange="getCourseInfo(this.value, '<?php echo base_url() . 'super-admin/batch-course-info' ?>')">
    <option value=""> <?php echo $course_type; ?></option>
    <?php foreach ($courses as $v_courses) { ?>
        <option value="<?php echo $v_courses->course_id; ?>"><?php echo $v_courses->course_name; ?></option>
    <?php } ?>
</select>