message: docs: fix add zone flags(blacklist/module) in guide
  PR Close
diff: @@ -616,10 +616,19 @@ If you aren't using the CLI, you should add your polyfill scripts directly to th
  &lt;!-- pre-zone polyfills -->
  &lt;script src="node_modules/core-js/client/shim.min.js">&lt;/script>
  &lt;script src="node_modules/web-animations-js/web-animations.min.js">&lt;/script>
  + &lt;script>
  + /**
  + * you can configure some zone flags which can disable zone interception for some
  + * asynchronous activities to improve startup performance - use these options only
  + * if you know what you are doing as it could result in hard to trace down bugs..
  + */
  + // __Zone_disable_requestAnimationFrame = true; // disable patch requestAnimationFrame
  + // __Zone_disable_on_property = true; // disable patch onProperty such as onclick
  + // __zone_symbol__BLACK_LISTED_EVENTS = ['scroll', 'mousemove']; // disable patch specified eventNames
  + &lt;/script>
  &lt;!-- zone.js required by Angular -->
  &lt;script src="node_modules/zone.js/dist/zone.js">&lt;/script>
  &lt;!-- application polyfills -->
  </code-example>
  -
  