Java - Streams: Difference between revisions
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===Main Methods=== | ===Main Methods=== | ||
<source lang="Java"> | <source lang="Java"> | ||
add(Object o) //Adds the specified object to the collection. | - add(Object o) //Adds the specified object to the collection. | ||
- remove(Object o) //Removes the specified object from the collection. | |||
remove(Object o) //Removes the specified object from the collection. | - clear() //Removes all elements from the collection. | ||
- size() //Returns an integer that indicates how many elements are currently in the collection. | |||
clear() //Removes all elements from the collection. | - iterator() //Returns an object that can be used to retrieve references to the elements in the collection. | ||
size() //Returns an integer that indicates how many elements are currently in the collection. | |||
iterator() //Returns an object that can be used to retrieve references to the elements in the collection. | |||
</source> | </source> | ||
Revision as of 16:54, 18 October 2019
Collections
Main Methods
<source lang="Java"> - add(Object o) //Adds the specified object to the collection. - remove(Object o) //Removes the specified object from the collection. - clear() //Removes all elements from the collection. - size() //Returns an integer that indicates how many elements are currently in the collection. - iterator() //Returns an object that can be used to retrieve references to the elements in the collection. </source>
Sample
<source lang="Java"> Student student; Iterator iterator = collection.iterator(); while (iterator.hasNext()) {
student = (Student)(iterator.next()); System.out.println(student.getFullName());
} </source>
A voir
- Parallel stream
