Event: "contentChange"

Description: Sets a handler to exicute when the textual content changes within a specified DOM element.

Returns: domElement, or $A object if chained.

Note: This event utilizes the Mutation Observer API.
https://developer.mozilla.org/en-US/docs/Web/API/MutationObserver

Example:

  // Bind a content change handler to a specified DOM element.

  $A(targetElement).on("contentChange", function(MutationObject, targetElement, currentText, oldText, BoundObjectOrDC, SavedData) {
    // Do something with targetElement.
    // BoundObjectOrDC populates when the targetElement is bound using $A.bindObjects(), or is bound to a DC instance.
    // SavedData populates when saved event parameters are specified using the $A.on event syntax. (Help/$A API/DOM Events/On) 
  });