Ruby 3.1: Hash

背景
投稿者投稿者hana-daいいね0お気に入り登録
プレイ回数65難易度(1.5) 30秒 英字
Hash.instance_methods
RUBY_VERSION # => "3.1.3"
(Hash.instance_methods - Object.instance_methods).shuffle[0,100]

関連タイピング

問題文

ふりがな非表示 ふりがな表示

(merge!)

merge!

([])

[]

(compare_by_identity?)

compare_by_identity?

(default_proc=)

default_proc=

(reduce)

reduce

(entries)

entries

(update)

update

(to_proc)

to_proc

(except)

except

(chain)

chain

(transform_values!)

transform_values!

(keys)

keys

(take_while)

take_while

(length)

length

(all?)

all?

(filter!)

filter!

(delete)

delete

(zip)

zip

(transform_values)

transform_values

(rehash)

rehash

など

(each)

each

(each_with_object)

each_with_object

(include?)

include?

(reverse_each)

reverse_each

([]=)

[]=

(has_key?)

has_key?

(<)

<

(partition)

partition

(compact)

compact

(to_hash)

to_hash

(inject)

inject

(key)

key

(shift)

shift

(values_at)

values_at

(has_value?)

has_value?

(collect)

collect

(lazy)

lazy

(fetch)

fetch

(cycle)

cycle

(keep_if)

keep_if

(assoc)

assoc

(flat_map)

flat_map

(uniq)

uniq

(grep)

grep

(reject)

reject

(chunk)

chunk

(deconstruct_keys)

deconstruct_keys

(drop)

drop

(sum)

sum

(each_pair)

each_pair

(invert)

invert

(sort_by)

sort_by

(sort)

sort

(minmax_by)

minmax_by

(take)

take

(filter)

filter

(to_h)

to_h

(filter_map)

filter_map

(member?)

member?

(collect_concat)

collect_concat

(to_a)

to_a

(find_all)

find_all

(each_with_index)

each_with_index

(find)

find

(one?)

one?

(each_slice)

each_slice

(size)

size

(fetch_values)

fetch_values

(each_key)

each_key

(values)

values

(slice_before)

slice_before

(each_cons)

each_cons

(key?)

key?

(rassoc)

rassoc

(min_by)

min_by

(minmax)

minmax

(default_proc)

default_proc

(each_entry)

each_entry

(compact!)

compact!

(max_by)

max_by

(>)

>

(find_index)

find_index

(slice_after)

slice_after

(none?)

none?

(compare_by_identity)

compare_by_identity

(slice)

slice

(delete_if)

delete_if

(first)

first

(slice_when)

slice_when

(max)

max

(group_by)

group_by

(default=)

default=

(flatten)

flatten

(select!)

select!

(merge)

merge

(select)

select

(detect)

detect

(any?)

any?

(map)

map

(count)

count

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