[英]How to Render Data from server with backbone.js
首先供參考,這是我從服務器得到的答復
$response = array();
$i = 0;
while($result = mysql_fetch_assoc($query)){
$response[$i]["id"] = $result["ID"];
$response[$i]["post_date"] = $result["post_date"];
$response[$i]["post_content"] = $result["post_content"];
$response[$i]["nickname"] = $result["nickname"];
$i++;
}
echo json_encode($response);
似乎@ k33g_org方式確實有效,但是現在控制台說我Uncaught ReferenceError: nickname is not defined
我的模板是
<script type="text/template" id="tplhome_post_list">
<div class="post">
<div class="view">
<p class="header_post">
<%= nickname %> - Le <%= post_date %>
</p>
<div class="statut">
<div class="like">
8
</div>
<div class="reply">
25
</div>
</div>
<p class="clear">
<%= post_content %>
</p>
</div>
</div>
</script>
如何解決呢? 定義模板值
你必須這樣寫fetch:
Posts.fetch({
success:function(data) {
/* when you get data from server request data variable is populated */
/* then you can call render() method of the view */
},
error : function(err) {
throw "Houston we've got a problem...";
}
});
您可以將數據傳遞給render方法(類似這樣)
render : function(data) {
var renderedContent = this.template(this.data.toJSON());
$(this.el).html(renderedContent);
return this;
}
或者,更好的是,您可以將集合的reset事件綁定到視圖,在視圖的initialize
方法中輸入以下內容:
_.bindAll(this, 'render');
this.collection.bind('change', this.render);
this.collection.bind('add', this.render);
this.collection.bind('remove', this.render);
然后,當集合內容發生更改時(即,獲取時), render()
調用render()
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