我对从PHP函数返回的数组执行JSON分析,它似乎并没有工作。JSON解析没有从数组中获得价值
这里的PHP函数:
<!DOCTYPE html>
<html>
<head>
</head>
<body>
<?php
\t \t \t $bname = $_REQUEST["bname"];
\t $link = mysqli_connect('localhost', 'root', '123');
\t \t \t $servername = "localhost";
\t \t \t $username = "root";
\t \t \t $password = "123";
\t \t \t $dbname = "success";
\t \t \t // Create connection
\t \t \t $conn = new mysqli($servername, $username, $password, $dbname);
\t \t \t // Check connection
\t \t \t if ($conn->connect_error) {
\t \t \t die("Connection failed: " . $conn->connect_error);
\t \t \t }
\t \t \t // PHP for execution
\t \t \t $sql = "SELECT id, bname, bicon, rafrica, rasia, roceania, reurope, rsouthamerica, rnorthamerica, traffic, revenue, profit FROM business LIMIT 1";
\t \t \t $result = $conn->query($sql);
\t \t \t if ($result->num_rows > 0) {
\t \t \t // output data of each row
\t \t \t while($row = $result->fetch_assoc()) {
\t \t \t $b3name = $row["bname"]. "<br>";
\t \t \t $b3icon = $row["bicon"]. "";
\t \t \t $b3rafrica = $row["rafrica"]. "<br>";
\t \t \t $b3rasia = $row["rasia"]. "<br>";
\t \t \t $b3roceania = $row["roceania"]. "<br>";
\t \t \t $b3reurope = $row["reurope"]. "<br>";
\t \t \t $b3rsouthamerica = $row["rsouthamerica"]. "<br>";
\t \t \t $b3rnorthamerica = $row["rnorthamerica"]. "<br>";
\t \t \t $b3traffic = $row["traffic"]. "<br>";
\t \t \t $b3revenue = $row["revenue"]. "<br>";
\t \t \t $b3profit = $row["profit"]. "<br>";
\t \t \t }
\t \t \t } else {
\t \t \t echo "0 results";
\t \t \t }
\t \t \t $output = array(
\t \t \t 'name' => $b3name,
\t \t \t 'icon' => $b3icon,
\t \t \t 'traffic' => $b3traffic
\t \t \t);
\t \t \t
\t \t \t echo json_encode($output);
?>
</body>
</html>
这里是包含JSON解析AJAX:
\t \t function loadfacebook1()
\t \t {
\t \t \t var xmlhttp;
\t \t \t if (window.XMLHttpRequest)
\t \t \t {// code for IE7+, Firefox, Chrome, Opera, Safari
\t \t \t xmlhttp=new XMLHttpRequest();
\t \t \t }
\t \t \t else
\t \t \t {// code for IE6, IE5
\t \t \t xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
\t \t \t }
\t \t \t xmlhttp.onreadystatechange=function()
\t \t \t {
\t \t \t if (xmlhttp.readyState==4 && xmlhttp.status==200)
\t \t \t {
\t \t \t document.getElementById("b1").innerHTML=xmlhttp.responseText;
\t \t \t }
\t \t \t }
\t \t \t
\t \t \t xmlhttp.open("GET","getfacebook.php",true);
\t \t \t xmlhttp.send();
\t \t \t var obj = JSON.parse(xmlhttp.responseText);
\t \t \t document.getElementById("demo").innerHTML=obj.name + "<br>";
\t \t }
我我们荷兰国际集团
<span id="demo">
显示返回值,但我需要obj.name(和阵列的一些其它元件)分配给一个变量(多个),我可以使用来更新其他东西在页面中。任何帮助将非常感激。
干杯,
威尔
当然!谢谢,我现在就试试看。 – WillGreen 2015-04-05 15:21:21
你是不是这个意思? \t \t \t xmlhttp.onreadystatechange =函数() \t \t \t { \t \t \t如果(xmlhttp.readyState == 4 && xmlhttp.status == 200) \t \t \t { \t \t \t的document.getElementById ( “B1”)的innerHTML = xmlhttp.responseText。 \t \t \t var obj = JSON.parse(xmlhttp.responseText); \t \t \t \t document.getElementById(“demo”)。innerHTML = obj.name; \t \t \t} \t \t \t} – WillGreen 2015-04-05 15:24:48
很抱歉的格式,这是我第一次到评论粘贴代码,它不小的Markdown格式似乎并不奏效。 – WillGreen 2015-04-05 15:27:18