maxdb_fetch_field_direct
result->fetch_field_direct
Fetch meta-data for a single field
Description
Procedural style:
mixedmaxdb_fetch_field_direct
resourceresult
intfieldnr
Object oriented style (method):
result
mixed
fetch_field_direct
intfieldnr
maxdb_fetch_field_direct returns an resource which contains
field definition informations from specified resultset. The value of fieldnr must be in the
range from 0 to number of fields - 1.
Return values
Returns an resource which contains field definition informations or &false; if no field information
for specified fieldnr is available.
Object attributes
Attribute
Description
name
The name of the column
max_length
The maximum width of the field for the result set.
type
The data type used for this field
decimals
The number of decimals used (for integer fields)
See also
maxdb_num_fields
maxdb_fetch_field
maxdb_fetch_fields
Example
Object oriented style
query($query)) {
/* Get field information for column 'SurfaceArea' */
$finfo = $result->fetch_field_direct(1);
printf("Name: %s\n", $finfo->name);
printf("Table: %s\n", $finfo->table);
printf("max. Len: %d\n", $finfo->max_length);
printf("Flags: %d\n", $finfo->flags);
printf("Type: %d\n", $finfo->type);
$result->close();
}
/* close connection */
$maxdb->close();
?>
]]>
Procedural style
name);
printf("Table: %s\n", $finfo->table);
printf("max. Len: %d\n", $finfo->max_length);
printf("Flags: %d\n", $finfo->flags);
printf("Type: %d\n", $finfo->type);
maxdb_free_result($result);
}
/* close connection */
maxdb_close($link);
?>
]]>
The above examples would produce the following output: