Edited comments and minor adjustments. Fixes #13553. Closes gh-1195.

AUTHORS.txt

@@ -163,3 +163,4 @@ Adam Coulombe <me@adam.co>
 Andrew Plummer <plummer.andrew@gmail.com>
 Nguyen Phuc Lam <ruado1987@gmail.com>
 Dmitry Gusev <dmitry.gusev@gmail.com>
+Michał Z. Gołębiowski <michal.golebiowski@laboratorium.ee>

speed/slice.vs.concat.html

@@ -8,22 +8,22 @@
 		LOOPS = 500;
 
 	var arr = new Array(SIZE);
-	for ( var i=arr.length-1; i >= 0; --i )
+	for ( var i = arr.length - 1; i >= 0; --i )
 		arr[i] = 0;
 
 	var t = new Date;
-	for ( i=0; i < LOOPS; i++ )
+	for ( i = 0; i < LOOPS; i++ )
 		arr.slice(0);
 	var tslice = new Date - t;
 
 	t = new Date;
-	for ( i=0; i < LOOPS; i++ )
+	for ( i = 0; i < LOOPS; i++ )
 		arr.concat();
 	var tconcat = new Date - t;
 
 	// clone() is just to see how fast built-ins are
 	t = new Date;
-	for ( i=0; i < LOOPS; i++ )
+	for ( i = 0; i < LOOPS; i++ )
 		clone(arr);
 	var tclone = new Date - t;
 

src/ajax.js

@@ -140,7 +140,7 @@ jQuery.fn.load = function( url, params, callback ) {
 		off = url.indexOf(" ");
 
 	if ( off >= 0 ) {
-		selector = url.slice( off, url.length );
+		selector = url.slice( off );
 		url = url.slice( 0, off );
 	}
 
@@ -427,10 +427,11 @@ jQuery.extend({
 		jqXHR.error = jqXHR.fail;
 
 		// Remove hash character (#7531: and string promotion)
-		// Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
+		// Add protocol if not provided (prefilters might expect it)
 		// Handle falsy url in the settings object (#10093: consistency with old signature)
 		// We also use the url parameter if available
-		s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" );
+		s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" )
+			.replace( rprotocol, ajaxLocParts[ 1 ] + "//" );
 
 		// Alias method option to type as per ticket #12004
 		s.type = options.method || options.type || s.method || s.type;

src/dimensions.js

@@ -20,8 +20,8 @@ jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
 				if ( elem.nodeType === 9 ) {
 					doc = elem.documentElement;
 
-					// Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest
-					// unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it.
+					// Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
+					// whichever is greatest
 					return Math.max(
 						elem.body[ "scroll" + name ], doc[ "scroll" + name ],
 						elem.body[ "offset" + name ], doc[ "offset" + name ],

src/effects.js

@@ -440,8 +440,8 @@ Tween.propHooks = {
 	}
 };
 
-// Remove in 2.0 - this supports IE8's panic based approach
-// to setting things on disconnected nodes
+// Support: IE9
+// Panic based approach to setting things on disconnected nodes
 
 Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
 	set: function( tween ) {