Function dictDelete

app/redis-6.2.6/src/dict.c:430–432

Remove an element, returning DICT_OK on success or DICT_ERR if the * element was not found. */

/* Remove an element, returning DICT_OK on success or DICT_ERR if the
 * element was not found. */
int dictDelete(dict *ht, const void *key) {
    return dictGenericDelete(ht,key,0) ? DICT_OK : DICT_ERR;
}

/* Remove an element from the table, but without actually releasing
 * the key, value and dictionary entry. The dictionary entry is returned