HashTable.insert

Inserts a new element in the hash table.

If the element with the same key was already in the table, it reassigns it with the new value, but $(D_PSYMBOL insert) returns 0. Otherwise 1 is returned.

size_t insert(KeyValue keyValue)
struct HashTable(Key, Value, alias hasher = hash)
size_t
insert
()
(
ref KeyValue keyValue
)
if (
isHashFunction!(hasher, Key)
)
size_t insert(KeyValue keyValue)
size_t insert(R range)

Parameters

keyValue KeyValue: Key/value pair.

Return Value

Type: size_t

The number of the inserted elements with a unique key.

Examples

HashTable!(string, int) hashTable;

assert(hashTable.insert(hashTable.KeyValue("number", 1)) == 1);
assert(hashTable["number"] == 1);
assert(hashTable.insert(hashTable.KeyValue("number", 2)) == 0);
assert(hashTable["number"] == 2);

HashTable.insert

Parameters

Return Value

Examples

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