How to count the number of occurrences of an element in a List

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一生所求
一生所求 2020-11-22 12:25

I have an ArrayList, a Collection class of Java, as follows:

ArrayList animals = new ArrayList();
animals.add(\"bat\         


        
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  •  忘了有多久
    2020-11-22 12:51

    Java 8 - another method

    String searched = "bat";
    long n = IntStream.range(0, animals.size())
                .filter(i -> searched.equals(animals.get(i)))
                .count();
    

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