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 elementsjava list get first element
!list_or_set.isEmpty()Copyright © 2021 Codeinu
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