在一个元素后添加动态HTML元素 [英] Add dynamically HTML element after one element
问题描述
ajax和jquery的新手,我正在餐厅网站上工作。
我为餐饮订单创建了一个模态窗口。 om这个模态窗口我想添加两个文本字段用于选择和大小,以便修改客户餐饮订单。
我已经尝试了他的东西。但是没有得到确切的结果。
这里到目前为止我尝试了什么
我尝试过:
模态窗口
$ query = mysqli_query($ con,SELECT * FROM users WHERE user_name ='。$ _SESSION ['user_name']。'LIMIT 1)或trigger_error(查询失败:。mysqli_error($ con));
$ query2 = mysqli_fetch_array($ query);
$ order_user_nice_name = $ query2 ['user_nice_name'];
$ order_user_email = $ query2 [user_email];
$ order_user_phone = $ query2 [user_phone];
$ user_delivery_address = $ query2 [user_delivery_address];
}
?>
<! - 模态 - >
novice for the ajax and jquery and i am working on restaurant website.
I have created one modal window for the catering order. om this modal window i want to add two text field for choice and size in order to modify the customer catering order.
i have tried his things. but don't get the exact result .
here what i have tried so far
What I have tried:
modal window
$query = mysqli_query($con, "SELECT * FROM users WHERE user_name = '" . $_SESSION['user_name'] . "' LIMIT 1") or trigger_error("Query Failed: " . mysqli_error($con));
$query2 = mysqli_fetch_array($query);
$order_user_nice_name = $query2['user_nice_name'];
$order_user_email = $query2["user_email"];
$order_user_phone = $query2["user_phone"];
$user_delivery_address = $query2["user_delivery_address"];
}
?>
<!-- Modal -->
<! - 模态标题 - >
<!-- Modal header -->
< button type = buttonclass =closedata-dismiss =modal> × < / button>
<button type="button" class="close" data-dismiss="modal">×</button>
<! - 模态身体 - >
<!-- Modal body -->
< form action =id =update-users-informationsclass =sending_catering_ordermethod =POST>
<form action="" id="update-users-informations" class="sends_catering_order" method="POST">
< label class =pull-left row hidden> < / label>
< textarea rows =3class =hidden col-md-3 list_of_purchased_itemsxplaceholder =name =order_catering_products>< / textarea>
<label class="pull-left row hidden"></label>
<textarea rows="3" class="hidden col-md-3 list_of_purchased_itemsx" placeholder="" name="order_catering_products"></textarea>
<! - choice - >
<!-- choice -->
< label class =pull-left row hidden>< / label>
< input type = textclass =hidden col-md-3 list_of_choice form-controlid =order_choicename =order_choicevalue =/>
<label class="pull-left row hidden"></label>
<input type="text" class="hidden col-md-3 list_of_choice form-control" id="order_choice" name="order_choice" value=""/>
<! - size - >
<!-- size -->
< label class =pull-left row hidden>< / label>
< input type =textclass =hidden col-md-2 list_of_size form-controlid =order_sizename =order_sizevalue =/>
<label class="pull-left row hidden"></label>
<input type="text" class="hidden col-md-2 list_of_size form-control" id="order_size" name="order_size" value=""/>
< label>< / label>
< input type =number class =col-md-8 order_sum form-controlreadonly =readonlyvalue =name ='order_value'placeholder =/>
<label></label>
<input type="number" class="col-md-8 order_sum form-control" readonly="readonly" value="" name='order_value' placeholder="" />
< label>< / label>
< input required class =col-md-8 form -controltype ='text'name ='order_address'placeholder =value =/>
<label></label>
<input required class="col-md-8 form-control" type='text' name='order_address' placeholder="" value="" />
< input type =提交class =按钮btn btn-successname =submit_ordervalue =提交订单/>
}
?>
餐饮清单页面
$ query2 = mysqli_query($ con,SELECT DISTINCT menu_item_category FROM menus)或trigger_error(Query Failed:。 mysqli_error($ con));
while($ result2 = mysqli_fetch_array($ query2,MYSQLI_ASSOC)){
$ category = $ result2 ['menu_item_category'];
$ replace_menu_href_link = str_replace(,_,$ category);
$ menu_href_link = strtolower($ replace_menu_href_link);
?>
<input type="submit" class="button btn btn-success" name="submit_order" value="Submit Order" />
}
?>
catering list page
$query2 = mysqli_query($con, "SELECT DISTINCT menu_item_category FROM menus") or trigger_error("Query Failed: " . mysqli_error($con));
while( $result2 = mysqli_fetch_array($query2, MYSQLI_ASSOC)) {
$category = $result2['menu_item_category'];
$replace_menu_href_link = str_replace(" ","_",$category);
$menu_href_link = strtolower($replace_menu_href_link);
?>
< input class =choicetype =hiddenname =menu_item_choicevalue =/>
< input class = sizetype =hiddenname =menu_item_sizevalue =/>
< input class =single_menu_itemtype =hiddenname =menu_item_id []value = />
< input disabled =disabledclass =single_menu_item menu_item_price_per_slicetype =hiddenname =menu_item_price_per_slice []value = />
< input class =single_menu_item item_name col-md-8 form-controlreadonly =readonlytype =textname =menu_item_name []value =/ >
< input class =single_menu_item temporary_price_foreach_producttype =hiddenvalue =/>
< button aria-hidden =trueclass =form-control删除-product-from-cart single_menu_itemtype =button>×< / button>
<input class=" choice" type="hidden" name="menu_item_choice" value=""/>
<input class=" size" type="hidden" name="menu_item_size" value=""/>
<input class="single_menu_item" type="hidden" name="menu_item_id[]" value="" />
<input disabled="disabled" class="single_menu_item menu_item_price_per_slice" type="hidden" name="menu_item_price_per_slice[]" value="" />
<input class="single_menu_item item_name col-md-8 form-control" readonly="readonly" type="text" name="menu_item_name[]" value="" />
<input class="single_menu_item temporary_price_foreach_product" type="hidden" value="" />
<button aria-hidden="true" class="form-control remove-product-from-cart single_menu_item" type="button">×</button>
< input type =textvalue =1class =pull-left row plus-minus-qty form-controlname =plus_minus_qty [ ]/>
<input type="text" value="1" class="pull-left row plus-minus-qty form-control" name="plus_minus_qty[]" />
推荐答案
query = mysqli_query(
query = mysqli_query(
con,SELECT * FROM users WHERE user_name ='。
con, "SELECT * FROM users WHERE user_name = '" .
_SESSION ['user_name']。'LIMIT 1)或trigger_error(查询失败:。mysqli_error(
_SESSION['user_name'] . "' LIMIT 1") or trigger_error("Query Failed: " . mysqli_error(
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