message: docs: Replace $emdash; with an actual em dash
  fix documentation in the lifecycle hooks guide where $emdash; was not being replaced by an actual em dash (-)
  PR Close
diff: @@ -495,7 +495,7 @@ for one turn of the browser's JavaScript cycle, which triggers a new change-dete
  #### Write lean hook methods to avoid performance problems
  -When you run the *AfterView* sample, notice how frequently Angular calls `AfterViewChecked()`$emdash;often when there are no changes of interest.
  +When you run the *AfterView* sample, notice how frequently Angular calls `AfterViewChecked()`-often when there are no changes of interest.
  Be very careful about how much logic or computation you put into one of these methods.
  <div class="lightbox">
  