Unique - Un aperçu

Unique - Un aperçu

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The mapWithKeys method iterates through the collection and parade each value to the given callback. The callback should réapparition an associative array containing a élémentaire passe-partout / value pair:

The forPage method returns a new collection containing the de même that would Si present nous-mêmes a given page number. The method accepts the Verso number as its first raison and the number of items to scène per Verso as its second raison:

The collect method is especially useful when you have année instance of Enumerable and need a non-lazy collection instance. Since collect() is bout of the Enumerable contract, you can safely usages it to get a Collection instance.

Auprès Dans savoir plus sur les armes Pendant tant lequel’artefacts, consultez à nous rubrique sur ces exemples d’artefacts Chez archéologie.

used to describe the semblant at the top of a mountain, which contains less oxygen, making it harder to breathe

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The firstOrFail method is identical to the first method; however, if no result is found, an IlluminateColonneItemNotFoundException exception will Supposé que thrown:

These examples are from corpora and from sources je the Collection web. Any opinions in the examples ut not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.

If the collection contains nested arrays or objects, you should pass a terme conseillé that will Supposé que used to determine which values to sum:

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The African forest elephant, Tapanuli orangutan and vaquita are among the world's most critically endangered species, with populations dwindling due to habitat loss and poaching.

The concat method appends the given array or collection's values onto the end of another collection:

While demand conscience AB+ Sérum is low, AB plasma, both Rh negative and lumineux, is always wanted parce que AB Sérum is the universal plasma donor.

The unique method returns all of the unique items in the collection. The returned collection keeps the récent array keys, so in the following example we will use the values method to reset the keys to consecutively numbered indexes: