Just another update
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6591 changed files with 94363 additions and 23227 deletions
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@ -0,0 +1,15 @@
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Map<String, Integer> myDict = new HashMap<>();
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myDict.put("hello", 1);
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myDict.put("world", 2);
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myDict.put("!", 3);
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// iterating over key-value pairs:
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myDict.forEach((k, v) -> {
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System.out.printf("key = %s, value = %s%n", k, v);
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});
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// iterating over keys:
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myDict.keySet().forEach(k -> System.out.printf("key = %s%n", k));
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// iterating over values:
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myDict.values().forEach(v -> System.out.printf("value = %s%n", v));
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