[docs] Actually prevent input from having injected markup in chat example (socketio#2987)

VincentGau · darrachequesne · commit 3386e155a802 · 2017-08-27T08:40:26.000+02:00
diff --git a/examples/chat/public/main.js b/examples/chat/public/main.js
@@ -146,7 +146,7 @@ $(function() {
 
   // Prevents input from having injected markup
   function cleanInput (input) {
-    return $('<div/>').text(input).text();
+    return $('<div/>').text(input).html();
   }
 
   // Updates the typing event

Original file line number	Diff line number	Diff line change
`@@ -146,7 +146,7 @@ $(function() {`
`146`	`146`
`147`	`147`	`// Prevents input from having injected markup`
`148`	`148`	`function cleanInput (input) {`
`149`		`- return $('<div/>').text(input).text();`
	`149`	`+ return $('<div/>').text(input).html();`
`150`	`150`	`}`
`151`	`151`
`152`	`152`	`// Updates the typing event`