数组
        multiple_images.splice(subscript, 1);
        $('.upload_image_url').val(multiple_images);
    };

    function addTalk(userIp, token) {
        var talk_content = $("#talk_content").val();
        var images_str = $("#images_str").val();
        var video_str = $("#video_str").val();
        console.log(talk_content + images_str);
        $.ajax({
            type: "POST",
            url: "/api/talk/insert",
            contentType: 'application/json',
            data: JSON.stringify({
   