example.html

   1 <h2>MCD graph:</h3>
   2 <div id="mcd"></div>
   3
   4 <h2>MLD graph:</h2>
   5 <div id="mld"></div>
   6
   7 <h2>SQL instructions:</h2>
   8 <div id="sql"></div>
   9
  10 <script src="//cdnjs.cloudflare.com/ajax/libs/underscore.js/1.8.3/underscore-min.js"></script>
  11 <script src="parser.js"></script>
  12 <script>
  13     let er =
  14         new ErDiags(`
  15             [Musician]
  16             +id (integer)
  17             name
  18             band
  19             role (varchar not null)
  20
  21             [Instrument]
  22             +name
  23             family (varchar not null default "Brass")
  24
  25             [Piano]
  26             type
  27
  28             [Guitar]
  29             type
  30
  31             {Play}
  32             Musician +
  33             Instrument *
  34             --
  35             event
  36
  37             is_a
  38             Instrument Piano Guitar
  39         `);
  40     er.drawMcd("mcd"); //,"bubble"
  41     er.drawMld("mld");
  42     er.fillSql("sql");
  43 </script>