Answers for "java array list get first element"

find first element of list java

final Object firstElement = list.stream()
  .findFirst()
  .orElse(new Object()) //Give a default value if there are no elements
  
final Object firstElement = list.stream()
  .findFirst()
  .orElseThrow(() -> new Exception()) //Throw an exception if there are no elements

Posted by: Guest on August-31-2020

java list get first element

set.iterator().next();

Posted by: Guest on April-02-2020

java get first node in a list

public Node<T> getFirst()

Posted by: Guest on May-03-2022

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Answers for "java array list get first element"

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Answers for "java array list get first element"

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