Answers for "java populate hashmap"

3

java 11 initialize map

Map<String, String> emptyMap = Map.of();
Map<String, String> singletonMap = Map.of("key1", "value");
Map<String, String> map = Map.of("key1","value1", "key2", "value2");
Posted by: Guest on June-22-2020
0

define hashmap and pre set value

private static final Map<String, String> m = new HashMap<String, String>() {{
    put("RC", "T1");
    put("AC", "T1");
}};
Posted by: Guest on May-12-2020

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