Hashmap Function In Java
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Hashmap Function In Java
When you use the raw map type, hashtable.values () will return a raw collection, so iterating over it will. Public void savefile (map<thekeytype,employee> hashtable) {. It stores the data in the pair of key and value.
Where thekeytype should be replaced with the type of your key (which is likely to be string or integer). Let’s note down the internal working of put method in hashmap. When you use the raw map type, hashtable.values () will return a raw collection, so iterating over it will.
One object is used as a key (index) to another object (value).
It stores the data in the pair of key and value. B) if no element exists in the map, it will throw a ‘nosuchelementexception’. Where thekeytype should be replaced with the type of your key (which is likely to be string or integer). The value can be retrieved using the key by passing it to the correct method.
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