#Java - Code Snippets for '#Count elements of a collection'

#Java - Code Snippets for '#Count elements of a collection' - 1 code snippet(s) found

Sample 1. Count elements of a collection matching a Predicate using Apache Commons IterableUtils

List<String> list = new ArrayList();

list.add("Washington");

list.add("Nevada");

list.add("California");

list.add("New York");

list.add("New Jersey");



// <String> long org.apache.commons.collections4.IterableUtils.countMatches(Iterable<String> input, Predicate<? super String> predicate)

      

System.out.println(IterableUtils.countMatches(list, p->((String)p).startsWith("N")));

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