$res = sql_query("select a.*,b.mb_name from db_time as a left join db_member as b on a.t_prof = b.mb_no where t_years = '2017' order by idx asc");
for($i=0;$i<$row = sql_fetch_array($res);$i++){
if($i==0){$c1 = 'move';$c2 = 'detail_1';}else{$c1 = '';$c2 = '';}
?>
Fatal error: Uncaught Error: Undefined constant "t_class_en" in /home/newdane/html/about/courses_en.php:44
Stack trace:
#0 {main}
thrown in /home/newdane/html/about/courses_en.php on line 44