Copy Text Forbidden

Javascript

<script>
function stop() {
    return false;
}
document.oncontextmenu = stop;
document.ondragstart = stop;
document.onselectstart = stop;
document.onkeydown = function(e) {
    var ev = window.event || e;
    var code = ev.keyCode || ev.which;
    if (code == 116) {
        ev.keyCode ? ev.keyCode = 0 : ev.which = 0;
        cancelBubble = true;
        return false;
    }
}
</script>

CSS

<style type="text/css">
html {
          -ms-user-select: none;
        -moz-user-select: none;
    -webkit-user-select: none;
}
</style>

• Open Print Dialog

  <style type="text/css">
  @media print {
      html {
          display: none;
      }
  }
  </style>
  

References