Funguo ya mysql_num_fields ya PHP
Uhusiano na matumizi
Funguo ya mysql_num_fields() inatoa namba ya majadi ya matokeo ya kufikia.
Kama inafai, inatoa false.
Makosa
mysql_num_fields(data)
| Parameta | Maelezo |
|---|---|
| data | Inayotakiwa. Inadai kwa uharibifu wa data ambao inahitajika kutumika. Kifunguo cha mysql_query() kinatoa matokeo. |
Mifano
<?php
$con = mysql_connect("localhost", "hello", "321");
if (!$con)
{
die('Could not connect: ' . mysql_error());
}
$db_selected = mysql_select_db("test_db",$con);
$sql = "SELECT * FROM person";
$result = mysql_query($sql,$con);
echo mysql_num_fields($result);
mysql_close($con);
?>
Kichakaza kama:
3
