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Using the Java Stream API, what is the method to analyze an array consisting of strings?

asked 2023-06-10 01:35:13 +0000

lakamha gravatar image

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answered 2023-06-10 01:59:02 +0000

nofretete gravatar image

The method to analyze an array consisting of strings using the Java Stream API is as follows:

  1. Convert the array to a stream using the Arrays.stream(arr) method.
  2. Perform the desired operations on the stream, such as filtering, mapping, sorting, etc.
  3. Collect the result using a collector, such as Collectors.toList(), Collectors.toSet(), or Collectors.joining().

For example, to filter out all strings that contain the letter 'a', and collect the result in a list:

String[] arr = {"apple", "banana", "orange", "kiwi"};
List<String> result = Arrays.stream(arr)
                            .filter(str -> !str.contains("a"))
                            .collect(Collectors.toList());
System.out.println(result); // [kiwi]
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Asked: 2023-06-10 01:35:13 +0000

Seen: 7 times

Last updated: Jun 10 '23