docs/examples/example1.html

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    <script type="text/javascript" src="../rapipdf-min.js"></script>
    <style>
      rapi-pdf{ display:none; }
      .btn-default {
        font-size: 16px;
        padding: 6px 16px;
        text-align: center;
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        border: 0px solid #333;
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  <body>
    <rapi-pdf id="thedoc"> </rapi-pdf>
    <button id="btn" class="btn-default" type="button">Generate PDF from JSON </button>    
    <script>
      var btnEl = document.getElementById("btn");
      btnEl.addEventListener('click', (ev) => {
        let docEl = document.getElementById("thedoc");
        let strSpec = `
        {
          "swagger": "2.0",
          "info": { "description": "Sample to test" },
          "paths": {
            "/pets": {
              "get": {
                "description": "Returns all pets from the system that the user has access to",
                "produces" : [ "application/json"],
                "responses": {
                  "200": {
                    "description": "A list of pets.",
                    "schema": {
                      "type" : "array",
                      "items": { "$ref": "#/definitions/Pet"}
                    }
                  }
                }
              }
            }
          },
          "definitions": {
            "Pet": {
              "type": "object",
              "properties": {
                "id"  : { "type": "integer" },
                "name": { "type": "string" },
                "tag" : { "type": "string" }
              }
            }
          }
        }`;
        let objSpec = JSON.parse(strSpec);
        docEl.generatePdf(objSpec);
      })
    </script>
    
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