Javascript in section

You can refer to the code below to write javascript in .lh files

{section-folder}/section.lh
@schema
{
"name" : "First Section",
"author" : "LayoutHub Team",
"website" : "https://www.LayoutHub.com",
"version" : "1.0",
"vendors" : {
"hub_vendor_css": "assets/css/base.css"
},
"configs" : {}
}
@endschema
<div class="lh-container">
<div>Your first setting is {{section.settings.first}}</div>
</div>
@javascript
/* Javascript code in here */
alert('This is demo section');
@endjavascript