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java initialize object array

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Calm Constrictor answered on September 19, 2020 Popularity 9/10 Helpfulness 3/10

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import java.util.stream.Stream;

class Example {
  
  public static void main(String[] args) {
    int len = 5;  // For example.
    
    // Use Stream to initialize array.
    Foo[] arr = Stream.generate(() -> new Foo(1))  // Lambda can be anything that returns Foo. 
                      .limit(len)
                      .toArray(Foo[]::new);
  }
  
  // For example.
  class Foo {
    public int bar;

    public Foo(int bar) {
      this.bar = bar;
    }
  }
}

Popularity 9/10 Helpfulness 3/10 Language java

Source: Grepper

Tags: java object

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Calm Constrictor

Contributed on Sep 19 2020

Calm Constrictor

0 Answers Avg Quality 2/10

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java object array initialization

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Book[] bookObjects = new Book[2];

Popularity 9/10 Helpfulness 4/10 Language java

Source: Grepper

Tags: array-initialization array-initializa

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Megative

Contributed on Mar 28 2022

Megative

0 Answers Avg Quality 2/10

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