Array : How to remove duplicates from PHP multidimensional array, case insensitive but preserving ca

Array : How to remove duplicates from PHP multidimensional array, case insensitive but preserving case?
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Array : How to remove duplicates from PHP multidimensional array, case insensitive but preserving case?
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: array, How to case case? remove but PHP multidimensional Array from duplicates insensitive preserving