pro Kolemjdouciho

debian+ je retard

HTML

<html>
  <body>
  <input type='file' accept='*' onchange='loadJson(event)'>
  <script>
    var loadJson = function(event) {
      var input = event.target;
      var reader = new FileReader();

      reader.onload = function(){ // pozor, FileReader je asynchronni
        var json_txt = reader.result;
        var json_obj = JSON.parse(json_txt);
        console.log(json_obj) // s tim si pracuj
      };
      reader.readAsText(input.files[0]);
    };
  </script>
  </body>
</html>