Question

php pdo sql语句 中文

$db>query("SELECT COUNT(*) AS total FROM member WHERE mtype='学生'") 为什么后面写中文，就错误呢？而英文就没事呢？但我字段存的是中文啊···

Answer 1

$db->query("SELECT COUNT(*) AS total FROM member WHERE mtype='学生'")
看看字符编码是否出错，不行，就先
$db->query("set names 编码");