當(dāng)用戶單擊圖像時(shí)，我有一個(gè)疊加層出現(xiàn)在屏幕上。單擊圖像時(shí)，將執(zhí)行一個(gè) post ajax 請(qǐng)求，它應(yīng)該返回結(jié)果moduleID，moduleName并返回pageID到<div id="result">，它也應(yīng)該返回content到<div id="content">但是我什么都沒(méi)有得到？模塊.php：<div class="grid-2 dashboardIcons module">    <h3 class="fontAmaticH1">Critical Writing</h3>        <a class="cursor module" onclick="toggleWindow(); getModuleData(4)"><img value="4" src="images/CriticalWriting.png">        </a></div><div id="result"> <!-- Should be returning data from db here --></div><div id="content"> <!-- and here --></div>模塊測(cè)試AJAX.php：<?phprequire 'scripts/db.php';$moduleID = $_POST['moduleID'];$pageID = 1;if(isset($_POST['moduleID'])){    //$stmt = $conn->prepare ("SELECT * FROM `module` WHERE moduleID = ?");    $stmt = $conn->prepare ("SELECT `module`.`moduleID`, `module`.`moduleName`,`moduleContent`.`pageID`, `moduleContent`.`content` FROM `moduleContent` INNER JOIN `module` ON `module`.`moduleID` = `moduleContent`.`moduleID` WHERE `moduleContent`.`pageID` = ? AND `moduleContent`.`moduleID` = ? ");        $stmt->bind_param("ii", $pageID, $moduleID);    $stmt->execute();    $result = $stmt->get_result();    $output = [];    while($row = $result -> fetch_assoc()) {        $output["result"] = $row['moduleID'].' '.$row['moduleName'].' '.$row['pageID'];        $output["content"] = $row['content'];    }    echo json_encode($output);} ?></div> 腳本.js：// When user clicks open a module, pass the moduleID through in an ajax request to get data from the dbfunction getModuleData(moduleID){  console.log(moduleID);  $.ajax({        url: "moduleTestingAJAX.php",        method: "post",         data: {moduleID:moduleID},      success: function(data){              console.log(data);            $('#result').html(data.result);                $('#content').html(data.content);          }    });  console.log("test");}桌子上放著什么moduleContentconsole.log(data);在ajax 調(diào)用中運(yùn)行后，我得到了這個(gè)返回：