hardrisk.github.io/localstorage2.html at master · hardrisk/hardrisk.github.io · GitHub

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<html>
<head>
<meta charset="UTF-8">
<title>HTML5 page</title>
</head>
<body>

<center>
<input type="text" id="uname" value="">
<button id="btnSave" onclick="saveData()">Save</button>
<button onclick="localStorage.setItem('uname','');showLS()">Clear</button>
<button onclick="showLS()">Contents</button>
<p>Contents:<br>
<pre id="contents"></pre>
<script>
function saveData(){
  var lsNames = localStorage.getItem('uname'),
      arr = [];
  if (!lsNames) { lsName = ''; }  // initialize if null
  arr = lsNames.split(',');

  arr.push(document.getElementById("uname").value);
  lsNames = arr.join(',');
  localStorage.setItem("uname", lsNames);
  showLS();
}
function showLS() {
  var ls = localStorage.getItem('uname');
  document.getElementById('contents').innerHTML = "Your data is stored:\n"+ls.substr(1);
}
</script>

<p>https://www.google.com.tr/search?source=hp&ei=R9D_W8b6EqKyrgTXoYe4Dw&q=localstorage+multiple+values&btnK=Google%27da+Ara&oq=localstorage+mul&gs_l=psy-ab.3.0.0i19l6j0i22i10i30i19l2j0i22i30i19l2.1342.11226..13054...0.0..0.109.968.7j3......0....1..gws-wiz.....0..0j0i131j0i10.oDpZncKfriY</p>

</center>
</body>
</html>