获取已经组装的SQL语句, 包括 bind value
public string show(void)
此函数没有参数
返回成功 String, 返回失败 false
<?php use Asf\Db\QueryBuilder\Select; $select = new Select(); $select->cm('* from test where cm = 1'); // string(37) "[SQL] select * from test where cm = 1" var_dump($select->show());