function _makeChooseCheckbox($value, $title) {
    global $THIS_RET;
//    return '<INPUT type=checkbox name=st_arr[] value=' . $value . ' checked>';
    
    return "<input name=unused[$THIS_RET[STUDENT_ID]] value=" . $THIS_RET[STUDENT_ID] . "  type='checkbox' id=$THIS_RET[STUDENT_ID] onClick='setHiddenCheckboxStudents(\"st_arr[]\",this,$THIS_RET[STUDENT_ID]);' />";
}
The software constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component.