how to create static field in mysql db select query using codeigniter active records?

Question

In MySQLquery .I can write this

SELECT 500 as myValue FROM `myTable` WHERE 1 ;

so how to write this in codeigniter active records.

what i have tried

$this->db->select("$valas as myValue ");

but this gives

Unknown column '500' in 'field list'

Need solution apart from this

     $this->db->query("$valas as myValue ");

thanks in advance.

Answer 1

尝试在select

中传递false作为第二个参数

  

$ this-＆gt; db-＆gt; select（）接受可选的第二个参数。如果将其设置为FALSE，CodeIgniter将不会尝试保护您的字段或   带反引号的表名。

   $this->db->select("500 as myValue", false);