javascript - 如何使用jquery修复div中的多个附加
问题描述
我在将示例 a href 附加到 div 或 html 元素时遇到问题,我的 ajax 只有 3 个数组响应,但是结果显示对应 div 的重复项。我将与你们分享我已经制作的示例代码,
我在这里有我的后端 php:
<?php
require_once('../ConnectionString/require_db.php');
session_start();
//submit function
$status = 'Active';
$posttype_affiliation_page = 'affiliation_page';
$posttype_member_org_page = 'member_org_page';
$affiliation_member_org_content = $db->prepare('SELECT title,link,posttype FROM tblcontent
WHERE status = ? AND posttype = ? OR posttype = ? ORDER BY contentID DESC')
or die($db->error);
$affiliation_member_org_content->bind_param('sss',$status,$posttype_affiliation_page,$posttype_member_org_page);
$affiliation_member_org_content->execute();
$affiliation_member_org_content->bind_result($title,$link,$posttype);
$result = array();
while ($affiliation_member_org_content->fetch()) {
$result[] = array('title'=>$title,'link'=>$link,'posttype'=>$posttype);
header('Content-type: application/json');
}
echo json_encode($result);
?>
我的前端:
$(document).ready(function(){
//mission vision
$.ajax({
url:'./Function/fetch_affiliation_member_org.php',
type:'get',
success:function(response_fetch_affiliation_member_org) {
console.log(response_fetch_affiliation_member_org);
var fetch_affiliation_member_org = jQuery.parseJSON(JSON.stringify(response_fetch_affiliation_member_org));
$.each(fetch_affiliation_member_org,function(i,data){
if(data.posttype == 'affiliation_page') {
const title = data.title;
const link = data.link;
var data = "";
data = '<p style="font-size:14px;" class="list_affiliation_links"><a href='+link+'>'+title+'</a></p>';
$('p.list_affiliation_links').append(data);
}
else if(data.posttype == 'member_org_page') {
const title = data.title;
const link = data.link;
var data = "";
data = '<p style="font-size:14px;" class="list_member_org_links"><a href='+link+'>'+title+'</a></p>';
$('p.list_member_org_links').append(data);
}
});
},
error:function(error) {
console.log(error);
}
});
});
我的HTML:
<div class="Affiliation">
<h5>Affiliation</h5>
<p style="font-size:14px;" class="list_affiliation_links">
</p>
</div>
<br>
<div class="Member">
<h5>Member Organizations</h5>
<p style="font-size:14px;" class="list_member_org_links">
</p>
</div>
解决方案
$(document).ready(function(){
//mission vision
$.ajax({
url:'./Function/fetch_affiliation_member_org.php',
type:'get',
success:function(response_fetch_affiliation_member_org) {
console.log(response_fetch_affiliation_member_org);
var fetch_affiliation_member_org = jQuery.parseJSON(JSON.stringify(response_fetch_affiliation_member_org));
$.each(fetch_affiliation_member_org,function(i,data){
if(data.posttype == 'affiliation_page') {
const title = data.title;
const link = data.link;
var data = "";
$('p.list_affiliation_links').html('');
data = '<p style="font-size:14px;" class="list_affiliation_links"><a href='+link+'>'+title+'</a></p>';
$('p.list_affiliation_links').append(data);
}
else if(data.posttype == 'member_org_page') {
const title = data.title;
const link = data.link;
var data = "";
$('p.list_member_org_links').html('');
data = '<p style="font-size:14px;" class="list_member_org_links"><a href='+link+'>'+title+'</a></p>';
$('p.list_member_org_links').append(data);
}
});
},
error:function(error) {
console.log(error);
}
});
});
您应该首先清除 html 内容,然后设置为 DOM 元素。可能对你有用。
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