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Programming PHP, 3rd Edition by Peter MacIntyre, Kevin Tatroe, Rasmus Lerdorf

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Name

array_rand

Synopsis

mixed array_rand(array array[, int count])

Picks a random element from the given array. The second (optional) parameter can be given to specify a number of elements to pick and return. If more than one element is returned, an array of keys is returned, rather than the element’s value.

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