$.inArray doesn't crush IE6 and Chrome if second argument is `null` or `undefined`

9c18eb2c · Anton Ryzhov · 2053d1c6 · 9c18eb2c
Commit 9c18eb2c authored Aug 17, 2011 by Anton Ryzhov
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core.js src/core.js +4 -0

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--- a/src/core.js
+++ b/src/core.js
@@ -678,6 +678,10 @@ jQuery.extend({
 	},
 	inArray: function( elem, array ) {
+		if (!jQuery.isArray(array))
+		{
+			return -1;
+		}
 		if ( indexOf ) {
 			return indexOf.call( array, elem );