mysqli_fetch_field_direct
result->fetch_field_direct()
(No version information available, might be only in CVS)
result->fetch_field_direct() — Fetch meta-data for a single field
Descrierea
Procedural style:
object mysqli_fetch_field_direct
( mysqli_result $result
, int $fieldnr
)
Object oriented style (method):
mysqli_result
object fetch_field_direct
( int $fieldnr
)
Returns an object which contains field definition informations from specified resultset.
Parametri
- result
-
Numai stilul procedural: Un identificator al setului de rezultate întors de mysqli_query(), mysqli_store_result() sau mysqli_use_result().
- fieldnr
-
The field number. This value must be in the range from 0 to number of fields - 1.
Valorile întroarse
Returns an object which contains field definition information or FALSE if no field information for specified fieldnr is available.
Attribute | 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. |
length | The width of the field, as specified in the tabl definition. |
charsetnr | The character set number for the field. |
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) |
Exemple
Example#1 Object oriented style
<?php
$mysqli = new mysqli("localhost", "my_user", "my_password", "world"