dna.js

An uncomplicated user interface library for semantic templates

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Hello World Bookstore Example

The code below is a bare bones, standalone web page with the all CSS and JavaScript (including loading jQuery and dna.js) to demonstrate dna.js in action.

Each call to dna.clone() creates a new element from the book template and appends the element to the books element.

Bookstore Code

bookstore.html

            <!doctype html>
            <!-- - - - - - -->
            <!-- Bookstore -->
            <!-- - - - - - -->
            <html>
            <head>
            <meta charset=utf-8>
            <title>Bookstore</title>
            <link rel=stylesheet href=https://cdn.jsdelivr.net/npm/dna.js@1.4/dna.css>
            <style>
               body     { font-family: system-ui, sans-serif; margin: 30px; }
               .books   { width: 250px; }
               .book    { background-color: gold; padding: 10px; margin-bottom: 15px; }
               .book h2 { font-size: 1.1rem; margin: 0px; }
            </style>
            </head>
            <body>

            <main>
               <h1>Bookstore</h1>
               <section class=books>
                  <div id=book class=dna-template>
                     <h2>~~title~~</h2>
                     Author: <b>~~author~~</b>
                  </div>
               </section>
            </main>

            <script src=https://cdn.jsdelivr.net/npm/jquery@3.3/dist/jquery.min.js></script>
            <script src=https://cdn.jsdelivr.net/npm/dna.js@1.4/dna.min.js></script>
            <script>
               const books = [
                  { title: 'The DOM',      author: 'Jan' },
                  { title: 'Howdy HTML5',  author: 'Ed' },
                  { title: 'Styling CSS3', author: 'Abby' }
                  ];
               dna.clone('book', books);
            </script>
            </body>
            </html>
         

Bookstore Web Page

screenshot

Bookstore on jsFiddle

Experiment with the code at:

Questions and comments

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