Clarify valid use of exact with no system modifiers (vuejs#1303)

mokkabonna · chrisvfritz · commit 11cd2484e031 · 2017-12-01T21:55:10.000-05:00
* clarify valid use of exact with no system modifiers

* Disambiguate description of .exact modifier
diff --git a/src/v2/guide/events.md b/src/v2/guide/events.md
@@ -286,14 +286,17 @@ For example:
 
 > New in 2.5.0+
 
-The `.exact` modifier should be used in combination with other system modifiers to indicate that the exact combination of modifiers must be pressed for the handler to fire.
+The `.exact` modifier allows control of the exact combination of system modifiers needed to trigger an event.
 
 ``` html
 <!-- this will fire even if Alt or Shift is also pressed -->
 <button @click.ctrl="onClick">A</button>
 
-<!-- this will only fire when only Ctrl is pressed -->
+<!-- this will only fire when Ctrl and no other keys are pressed -->
 <button @click.ctrl.exact="onCtrlClick">A</button>
+
+<!-- this will only fire when no system modifiers are pressed -->
+<button @click.exact="onClick">A</button>
 ```
 
 ### Mouse Button Modifiers
