var html = '';
html += '<div class="empty-list">' + 
'<div class="icon icon-box"></div>'+
'<div>还没有订单</div>'+
'</div>';

<textarea class="js-order-tmp" style="display:none;">
<!--goods-block-->
<div class="block m-s-order">
<div class="block-item block-news">
<a href="<?php echo site_url('order/detail/'. '$id$')?>" class="dis-block external">
<div class="item-img">
<img src="$thumb$"/>
</div>
<div class="item-intro">
<div class="sub-l">
<p class="t-order-num">订单号：$order_num$</p>
<p class="t-name">收件人：$cus_name$</p>
<p class="t-date">$create_time$</p>
</div>
<div class="sub-r">
<p class="t-expand"><span class="icon icon-right"></span></p>
<p class="t-flag">$flag_name$</p>
</div>
</div>
<div class="clear"></div>
</a>
</div>
</div>
<!--/goods-block-->
</textarea>
<textarea class="js-no-order-tmp" style="display:none;">
<!-- no order -->
<div class="empty-list">
<div class="icon icon-box"></div>
<div>还没有订单</div>
</div>
<!-- /no order -->
</textarea> 

String.prototype.temp = function(obj) {
return this.replace(/\$\w+\$/gi, function(matchs) {
var returns = obj[matchs.replace(/\$/g, "")]; 
return (returns + "") == "undefined"? "": returns;
});
}; 

{
"ecd": 0,
"msg": "成功",
"result": [{
"id": "32",
"order_num": "test-001",
"title": "test",
"thumb": "http:\/\/40DA1265-40F6-D622-8BA5-04BA0AF72573.jpg",
"item_id": "21",
"price": "0.11",
"cus_name": "test",
"cus_tel": "10086",
"cus_address": "北京 北京海淀区",
"flag": "5",
"create_time": "20160329115544",
"update_time": "20160330120001",
"flag_name": "订单已取消"
}],
"locate": ""
} 

$.progress_show('正在努力加载中');
$.ajax({
url: site_url + 'api/order/getAll/' + status,
type: 'get',
dataType: 'json',
error: doAjax.error,
success: function (response) {
$.progress_hide();
if (response.ecd == '0') {
var htmlList = '', htmlTemp = $("textarea.js-order-tmp").val();
if(typeof response.result === 'undefined'){
htmlList = $("textarea.js-no-order-tmp").val();
}else{
$.each(response.result, function(i,el) {
htmlList += htmlTemp.temp(el);
});
}
$('.js-status-' + status).empty().append(htmlList);
return true;
} else {
return $.alert(response.msg);
}
},
});