Array+DOM aware indexOf function
Install with component:
$ component install chameleonui/indexof
When you need array and DOM aware indexOf function (both in one).
Return index of item in given array, or -1 if item not in array.
### indexOf(el) Return index of element in parent node, or -1 if element has no parent.
Inspired by component/indexof & yields/indexof
Edgedesign s.r.o. – Tomas Kuba
The MIT License (MIT)
Copyright © 2013 Edgedesign s.r.o.
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
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