使用 php isset 遇到的问题

400 Bad Request
nginx/1.2.9

'
EOF;
*/
$data = json_decode($httBody, true);//string
if (isset($data['data'])) { //5.4之前为true
    //process data
    foreach ($data['data'] as $row) { // warning


    }
}


可以用is_array提高兼容性
$data = json_decode($httBody, true);
if (is_array($data)) {
    foreach ($data['data'] as $row) {


    }
}