{:substr($vo.lot,0,strpos($vo.lot, '('))}
mysql中字符串去掉括號以及括號的內容
substring_index(substring_index(a.lot,'(',1),')',-1) as lots
{:substr($vo.lot,0,strpos($vo.lot, '('))}
mysql中字符串去掉括號以及括號的內容
substring_index(substring_index(a.lot,'(',1),')',-1) as lots