判断sql某个字段是否为NUL本文来源gao*daima.com搞@代#码&网6L
<span style="color: #000000">public function dataNull($id){ $sql = 'SELECT * FROM `vvt_company_funcs_user` WHERE ISNULL(`last_login_time`) AND id ='. $id; $res = $this->query($sql); return $res; } </span>
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