Size of ArrayList can be find by size() method. In size method, it will return value in integer.
Example of finding size in ArrayList in Java
ArrayList<String> arlist=new ArrayList<String>();
arlist.add("First Element");
arlist.add("Second Element");
arlist.add("Third Element");
arlist.add("forth Element");
arlist.add("fifth Element");
int sizeOfArrayList=arlist.size();
System.out.println("Size of ArrayList :"+sizeOfArrayList);
Output
Size of ArrayList :5
Tags: Collections
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