Question

$fql_query_url = 'https://graph.facebook.com/'
    . '/fql?q=SELECT+uid2+FROM+friend+WHERE+uid1=me()'
    . '&access_token=' . $access_token;
$fql_query_result = file_get_contents($fql_query_url);
$fql_query_obj = json_decode($fql_query_result, true);

foreach ($fql_query_obj['data'] as $row) {
    echo $row['uid2'];
    echo ',';
}

Expected Result Is

xxxx,xxxx,xxxx,xxxx,xxx,xxxx

It Was Working, Was Getting All Ids comma seperated
but Now It Showing error

Warning: Invalid argument supplied for foreach() in xxxx.php

Some1 Please help

Answer 1

Try

foreach ($fql_query_obj['data'] as $row) {
   echo $row ;
   echo ',';

}

if $fql_query_obj is a 2D array, if its a 1D array then try

foreach ($fql_query_obj as $row) {
   echo $row ;
   echo ',';

}