Update_time ?

<?PHP

 

include ('acces_a_la_DB.php');

$table = "table_concernee";



$req = mysql_query("SHOW TABLE STATUS FROM $table LIKE Update_time") or die ("ca marche pas");

echo "$req";



?>

<?php

// connexion base de données



$table = "ta_table";

$sql = "SHOW TABLE STATUS LIKE '$table'";



$req = mysql_query($sql) or die('Erreur SQL !<br>'.$sql.'<br>'.mysql_error());

$data = mysql_fetch_array($req);

$derniere_modif = $data['Update_time'];

mysql_close();



echo $derniere_modif;

?>