7 lines
199 B
Java
7 lines
199 B
Java
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List<Foo> foos = new ArrayList<Foo>();
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for (int i = 0; i < n; i++)
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foos.add(new Foo());
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// incorrect:
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List<Foo> foos_WRONG = Collections.nCopies(n, new Foo()); // new Foo() only evaluated once
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