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Jun 17th, 2019
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  1. firebase.database().ref().child("Usuarios").orderByChild("Número");
  2.  
  3. var options = [
  4. set0 = ['Opción 1','Opción 2'],
  5. set1 = ['Primera Opción','Segunda opción','Tercera opción']
  6. ];
  7.  
  8. function makeUL(array) {
  9.  
  10. var list = document.createElement('ul');
  11.  
  12. for (var i = 0; i < array.length; i++) {
  13.  
  14. var item = document.createElement('li');
  15.  
  16.  
  17. item.appendChild(document.createTextNode(array[i]));
  18.  
  19.  
  20. list.appendChild(item);
  21. }
  22.  
  23.  
  24. return list;
  25. }
  26.  
  27. document.getElementById('foo').appendChild(makeUL(options[0]));
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