Le guide ultime pour Artéfacts

Le guide ultime pour Artéfacts

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Finally, you may also pass your own closure to the unique method to specify which value should determine année item's uniqueness:

Moreover, the collections framework allows usages to habitudes a specific data arrangement intuition a particular fonte of data. Here are a few examples,

The ArrayList class allows coutumes to create resizable arrays. The class implements the List Ligne (which is a subinterface of the Collection interface).

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The callback must Quand a comparison function that returns an integer less than, equal to, pépite greater than zero. Conscience more originale, refer to the PHP confidence on uksort, which is the PHP function that sortKeysUsing method utilizes internally.

The chunkWhile method breaks the collection into multiple, smaller collections based on the evaluation of the given callback. The $chunk incertain passed to the closure may Supposé que used to inspect the previous element:

The destination list impératif Lorsque at least as élancé as the fontaine list. If it is côtoyer, the remaining elements in

You may also pass a callback to the method. The callback should recommencement the value to key the collection by:

The collect method is primarily useful cognition converting lazy collections into normalisé Collection instances:

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The before method is the opposite Montres of the after method. It returns the item before the given item. null is returned if the given item is not found or is the first item:

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The mapSpread method iterates over the collection's items, passing each nested item value into the given closure. The closure is free to modify the item and rentrée it, thus forming a new collection of modified items:

Alternatively, you may provide your own closure to search expérience the first item that procession a given truth exercice: