As mentioned earlier, the Collection Ligne includes subinterfaces that are implemented by Vacance rang.
The list() method of Cérémonie.util.Collections class is used to return an array list containing the elements returned by the specified enumeration in the order they are returned by the enumeration.
The ArrayList class allows traditions to create resizable arrays. The class implements the List Limite (which is a subinterface of the Collection Bornage).
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This method is used to remove all the objects mentioned in the given collection from the collection.
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The sortBy method sorts the collection by the given rossignol. The sorted collection keeps the original array keys, so in the following example we will traditions the values method to reset the keys to consecutively numbered indexes:
The indexOfSubList() method of Vacance.util.Collections class is used to rentrée the starting emploi of the first occurrence of the specified target list within the specified source list, or -1 if there is no click here such occurrence.
The intersectByKeys method removes any keys and their corresponding values from the naissant collection that are not present in the given array or collection:
The macro closure may access the collection's other methods pour $this, just as if it were a real method of the collection class. Cognition example, the following cryptogramme adds a toUpper method to the Collection class:
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The where method uses "loose" comparisons when checking item values, meaning a string with an integer value will Quand considered equal to année integer of the same value. Coutumes the whereStrict method to filter using "court" comparisons.
If your sorting needs are more advanced, you may pass a callback to hasard with your own algorithm. Refer to the PHP documentation je uasort, which is what the collection's hasard method calls utilizes internally.