如何从Php文件中获取Json数据？ [关闭]

Question

i have 2 Php Pages the First One Returning Data From A database and converting it to Json the second one is a JS File That Parsing the Json Vriable and showing it but the code do not work

<?php 
include_once 'Function.php';
include_once 'Config.php';

$data= getdata('1');
for ($i=0; $i <count($data) ; $i++) { 
    /*echo '<ul><li>'.@$data[$i]['isp'].'<br>';*/

    /*echo 
        "<div class='custom-control custom-checkbox' >".'<input type="checkbox" class="custom-control-input" >'.' <label class="custom-control-label" for="defaultUnchecked">'.$data[$i]['serverid'].'</label>';
    */}
$myJSON = json_encode($data,true);
?>

` AND Here is The JS Code

var xmlhttp = new XMLHttpRequest();xmlhttp.onreadystatechange = function() {
if (this.readyState == 4 && this.status == 200) {
    data = JSON.parse(this.responseText);
   alert(data[1].serverid);
}};xmlhttp.open("GET", "Page.php", true);xmlhttp.send();

Answer 1

you must output that encoded JSON just add

echo $myJSON;

after

$myJSON = json_encode($data,true);