jquery.tmpl 用法(附上詳細案例)


js的模板引擎就和服務端的差不多,都是更好更快的拼接html用於顯示,我參考了文章:http://www.cnblogs.com/zhuzhiyuan/p/3510175.html

tmpl常用標簽

${}{{each}}{{if}}{{else}}{{html}}

不常用標簽

 {{=}},{{tmpl}} and {{wrap}}.

1.

${}等同與{{=}}是輸出變量 ${}里面還可以放表達式 (使用{{=}}的時候=和變量之間一定要有空格,否則無效,即為:{{= 變量}}

<div id="div_demo">
</div>
<script id="demo" type="text/x-jquery-tmpl">
    <div >
      <span>${ID}</span>
      <span style="margin-left:10px;">{{= ID}}</span>
    </div>
</script>
<script type="text/javascript">
  var users = [{ ID: '1111'}];
  $("#demo").tmpl(users).appendTo('#div_demo');
</script>
 

 2.

{{each}} 提供循環邏輯,$value訪問迭代變量 也可以自定義迭代變量(i,value)

<div id="div_each">
</div>
<script id="each" type="text/x-jquery-tmpl"> 
    <h3>users</h3>
    {{each(i,user) users}}
        <div>${i+1}:{{= user.name}}</div>
        {{if i==0}}
            <h4>group</h4>
            {{each(j,group) groups}}
                <div>${group.name}</div>
            {{/each}}
        {{/if}}
    {{/each}}
    <h3>depart</h3>
    {{each departs}}
        <div>{{= $value.name}}</div>
    {{/each}}
</script> 
<script type="text/javascript">
  var eachData = { users: [{ name: 'jerry' }, { name: 'john'}], groups: [{ name: 'mingdao' }, { name: 'meihua' }, { name: 'test'}], departs: [{ name: 'IT'}] };
  $("#each").tmpl(eachData).appendTo('#div_each');
</script>

該標簽{{each}}   {{/each}}需要兩兩配合,其實就是each迭代器的用法{{each(i,data) datas}}  i是序號,data是單個數據,datas是數據集合,兩這中間要有個空格

3.

{{if }} {{else}}提供了分支邏輯相當於else if,參照js語法即可

<div id="div_ifelse"></div>
<script id="ifelse" type="text/x-jquery-tmpl"> 
    <div style="margin-bottom:10px;"><span>${ID}</span><span style="margin-left:10px;">{{= Name}}</span>
        {{if Status}}
            <span>Status${Status}</span>
        {{else App}}
            <span>App${App}</span>
        {{else}}
            <span>None</span>
        {{/if}}
    </div>
</script> 
<script type="text/javascript">
  var users = [{ ID: 'think8848', Name: 'Joseph Chan', Status: 1, App: 0 }, { ID: 'aCloud', Name: 'Mary Cheung', App: 1 }, { ID: 'bMingdao', Name: 'Jerry Jin'}];
    $("#ifelse").tmpl(users).appendTo('#div_ifelse');
</script>

4.
{{html}} 輸出變量html,但是沒有html編碼,適合輸出html代碼

<div id="div_html"></div>
<script id="html" type="text/x-jquery-tmpl"> 
    <div style="margin-bottom:10px;">
      <div>${html}</div>
      <div>{{html html}}</div>
    </div>
</script> 
<script type="text/javascript">
  var user = { html: '<button>html</button>' };
   $("#html").tmpl(user).appendTo('#div_html');
</script>

使用此字段注意{{html 變量}}中間也是一個空格

5.

{{tmpl}} 嵌套模版

<div id="tmpl"></div>
<script id="tmpl1" type="text/x-jquery-tmpl">
    <div style="margin-bottom:10px;">
      <span>${ID}</span>
      <span style="margin-left:10px;">{{tmpl(Arr) '#tmpl2'}}</span>
    </div>     
</script>
<script id="tmpl2" type="type/x-jquery-tmpl">
    {{each(i,item) List}} 
        ${item.Name}
    {{/each}}   
</script>
<script type="text/javascript">
  var users = { ID: 'think8848', Arr: [ID:'1111',List: [{Name:'Joseph'},{ Name:'Chan'}]] };
   $("#tmpl1").tmpl(users).appendTo('#tmpl');
</script>


同理{{tmpl(數據源) '模板選擇器'}}

6.

{{wrap}},包裝器

<div id="wrapDemo">
    </div>
<script id="myTmpl" type="text/x-jquery-tmpl">
    The following wraps and reorders some HTML content:
    {{wrap "#tableWrapper"}}
        <h3>One</h3>
        <div>
            First <b>content</b>
        </div>
        <h3>Two</h3>
        <div>
            And <em>more</em> <b>content</b>...
        </div>
    {{/wrap}}
    </script>
<script id="tableWrapper" type="text/x-jquery-tmpl">
    <table cellspacing="0" cellpadding="3" border="1"><tbody>
        <tr>
            {{each $item.html("h3", true)}}
                <td>
                    ${$value}
                </td>
            {{/each}}
        </tr>
        <tr>
            {{each $item.html("div")}}
                <td>
                    {{html $value}}
                </td>
            {{/each}}
        </tr>
    </tbody></table>
    </script>
 <script type="text/javascript">
        $(function () {
            $('#myTmpl').tmpl().appendTo('#wrapDemo');
        });
    </script>

 

7.
$data $item :$item代表當前的模板;$data代表當前的數據。

<div id="div_item_data"></div>
<script id="item_data" type="text/x-jquery-tmpl"> 
     <div style="margin-bottom:10px;">
    <span>${$data.ID}</span>
    <span style="margin-left:10px;">${$item.getName(" ")}</span>
   </div>
</script> 
<script type="text/javascript">
   var users = [{ ID: 'think8848', Name: ['Joseph', 'Chan'] }, { ID: 'aCloud', Name: ['Mary', 'Cheung']}];
     $("#item_data").tmpl(users,
                {
                getName: function (spr) {
                   return this.data.Name.join(spr);
                }
                }).appendTo('#div_item_data');
</script>

8.
 $.tmplItem()方法,使用這個方法,可以獲取從render出來的元素上重新獲取$item,即從渲染的html中拿出數據

<script type="text/javascript">
  $('#demo').delegate('div', 'click', function () {
                var item = $.tmplItem(this);
                alert(item.data.Name);
            });
</script>

 9.

$.template函數

    <script type="text/x-jquery-tmpl" id="tmpl01">
        <h1>{{= name}}</h1>
        <h1>${id}</h1>
        <h1>${$item.getName(" ")}</h1>
        <h1>${$data.id}</h1>
    </script>
<script type="text/javascript"> $(function () { var data = { id: '2', name: '2222' }; //template函數可以定義模板 $.template("movieTemplate", $('#tmpl01')); $.tmpl('movieTemplate', data).appendTo($('#test02')); }) </script> <div id="test02"></div>

 


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