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<h3>15 Custom helper functions for computed parameters</h3>
<script id="movieTmpl" type="text/x-jsrender">
<tr>
<td>{{:title}}</td>
<td>
{{for languages}}
{{:name}}{{if ~nextToLast()}} and {{else ~notLast()}}, {{/if}}
{{/for}}
</td>
</tr>
</script>
<table><tbody class="header"><tr><th>Title</th><th>Languages</th></tr></tbody>
<tbody id="movieList"></tbody>
</table>
<script type="text/javascript">
$.views.helpers({
nextToLast: function() {
var view = this;
return view.index === view.parent.data.length - 2;
},
notLast: function() {
var view = this;
return view.index !== view.parent.data.length - 1;
}
});
var movie = {
title: "Eyes Wide Shut",
languages: [
{ name: "French" },
{ name: "German" },
{ name: "Spanish" }
]
};
$( "#movieList" ).html(
$( "#movieTmpl" ).render( movie )
);
</script>
<!--================ End of Demo Section ================-->
<h4>HTML:</h4>
<pre class="brush: xml;">
<td>
{{for languages}}
{{:name}}
{{if ~nextToLast()}}
and
{{else ~notLast()}}
,
{{/if}}
{{/for}}
</td>
</pre>
<h4>Script:</h4>
<pre class="brush: js;">
$.views.helpers({
nextToLast: function() {
var view = this;
return view.index === view.parent.data.length - 2;
},
notLast: function() {
var view = this;
return view.index !== view.parent.data.length - 1;
}
});
</pre>
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