mysqli_fetch_fields
result->fetch_fields
Returns an array of objects representing the fields in a result set
Description
Procedural Style:
mixedmysqli_fetch_fields
objectresult
Object oriented style (method):
result
mixed
fetch_fields
This function serves an identical purpose to the mysqli_fetch_field
function with the single difference that, instead of returning one object at a time for
each field, the columns are returned as an array of objects.
Return values
Returns an array of objects which contains field definition informations or &false; if no field information
is available.
Object properties
Property
Description
name
The name of the column
orgname
Original column name if an alias was specified
table
The name of the table this field belongs to (if not calculated)
orgtable
Original table name if an alias was specified
def
The default value for this field, represented as a string
max_length
The maximum width of the field for the result set.
flags
An integer representing the bit-flags for the field.
type
The data type used for this field
decimals
The number of decimals used (for integer fields)
See also
mysqli_num_fields
mysqli_fetch_field
mysqli_fetch_field_direct
Example
Object oriented style
query($query)) {
/* Get field information for all columns */
$finfo = $result->fetch_fields();
for ($i=0; $i < count($finfo); $i++) {
printf("Name: %s\n", $finfo[$i]->name);
printf("Table: %s\n", $finfo[$i]->table);
printf("max. Len: %d\n", $finfo[$i]->max_length);
printf("Flags: %d\n", $finfo[$i]->flags);
printf("Type: %d\n\n", $finfo[$i]->type);
}
$result->close();
}
/* close connection */
$mysqli->close();
?>
]]>
Procedural style
name);
printf("Table: %s\n", $finfo[$i]->table);
printf("max. Len: %d\n", $finfo[$i]->max_length);
printf("Flags: %d\n", $finfo[$i]->flags);
printf("Type: %d\n\n", $finfo[$i]->type);
}
mysqli_free_result($result);
}
/* close connection */
mysqli_close($link);
?>
]]>
The above examples would produce the following output: