$con = mysql_connect ( "localhost", "root", "123" );
if (! $con) {
die ( 'could not connect' . mysql_error () );
}
mysql_select_db ( "zuoye", $con );
$st="select pic_url from user where username='" . $_SESSION ['id'] . "'";
$tu=mysql_query($st);
$r=mysql_fetch_array($tu);
print_r($r);
mysql_query() 返回的结果集是什么 是数组吗?
if (! $con) {
die ( 'could not connect' . mysql_error () );
}
mysql_select_db ( "zuoye", $con );
$st="select pic_url from user where username='" . $_SESSION ['id'] . "'";
$tu=mysql_query($st);
$r=mysql_fetch_array($tu);
print_r($r);
mysql_query() 返回的结果集是什么 是数组吗?
这里说的是mysql_fetch_array() 我想你可能想问的是这个。如果是query 参考乔丹的答案