php - Unknown column in where clause -


this script supposed retrieve customerid customer_first_name , customer_last_name has been entered form.

$query  = "select customerid customer customer_first_name = `.$db_customer_first_name.` , customer_last_name = `.$db_customer_last_name.`"; $result = mysql_query($query) or die(mysql_error()); echo $result; echo $query;

when script runs error:

unknown column '.christopher.' in 'where clause'

the query never printed on screen.

any appreciated.

your quotes bad use ' instead of tick `


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