Change

<textarea id="editor"></textarea>
<script>
$("#editor").kendoEditor({
  change: function() {
/* The result can be observed in the DevTools(F12) console of the browser. */
    console.log(this.value());
  }
});
</script>

<textarea id="editor"></textarea>
<script>
function editor_change() {
/* The result can be observed in the DevTools(F12) console of the browser. */
  console.log(this.value());
}
$("#editor").kendoEditor();
var editor = $("#editor").data("kendoEditor");
editor.bind("change", editor_change);
</script>