validate if category exist before insert ?

[eluser]Asinox[/eluser]
hi, is me again

how i'll know if the category exist before that i save in the table of my DDBB??

Thanks

[eluser]xwero[/eluser]
You can do a check

Code:

function value_exists($table,$field,$value)
{
     return ($this->db->from($table)->where($field,$value)->count_all_results() == 0)?FALSE:TRUE;
}

[eluser]Asinox[/eluser]
Thanks