H5Mput

herr_t H5Mput(
       hid_t map_id,
       hid_t key_mem_type_id,
       const(void) *  key,
       hid_t val_mem_type_id,
       const(void) *  value,
       hid_t mapl_id
   )

Adds or updates a key-value pair in a map.

If the key already exists, its value is updated. If the key does not exist, a new key-value pair is created.

Parameters

`map_id`	Map identifier
`key_mem_type_id`	Memory datatype of the key
`key`	Pointer to the key data
`val_mem_type_id`	Memory datatype of the value
`value`	Pointer to the value data
`mapl_id`	Map access property list identifier, or H5P_DEFAULT

Returns

Non-negative on success, negative on failure.