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Collection::groupBy()

Collection groupBy(callable|string $groupBy, bool $preserveKeys = false)

Group an associative array by a field or using a callback.

Parameters

callable\|string	$groupBy
bool	$preserveKeys

Return Value

Links:

https://laravel.com/api/5.3/Illuminate/Database/Eloquent/Collection.html#method_groupBy

doc_Laravel

2016-11-02 16:11:14

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