Ruby 3.1: String

(String.instance_methods - Object.instance_methods).shuffle[0,100]
関連タイピング
-
全記号数字タイピング練習(108文字×100問,2分間ランダム)
プレイ回数6428英語長文120秒 -
プログラミングの知識とタイピング能力を上げよう!
プレイ回数682長文30秒 -
Rails でよく使うコードを練習しよう!
プレイ回数1000英語長文225打 -
JavaScript暗記用です
プレイ回数2556英語長文601打 -
ITエンジニアならみんな知ってる?!解説付きタイピング!
プレイ回数349短文60秒 -
太鼓の達人のナムコオリジナル曲です
プレイ回数350歌詞539打 -
Pyhonのプログラミングで使いそうな単語・記号を集めました
プレイ回数401英語短文30秒 -
プレイ回数488英語短文159打
問題文
(to_str)
to_str
(clear)
clear
(delete!)
delete!
(intern)
intern
(to_i)
to_i
(slice!)
slice!
(swapcase)
swapcase
(unicode_normalize)
unicode_normalize
(setbyte)
setbyte
(to_sym)
to_sym
(next)
next
(delete_suffix)
delete_suffix
(delete_suffix!)
delete_suffix!
(to_r)
to_r
(+@)
+@
(tr!)
tr!
(downcase)
downcase
(lstrip!)
lstrip!
(upto)
upto
([])
[]
(sub)
sub
(size)
size
(lstrip)
lstrip
(swapcase!)
swapcase!
(center)
center
(rstrip)
rstrip
(strip)
strip
(<<)
<<
(rjust)
rjust
(unicode_normalize!)
unicode_normalize!
(match)
match
(byteslice)
byteslice
(codepoints)
codepoints
(delete_prefix!)
delete_prefix!
(ljust)
ljust
(squeeze!)
squeeze!
(force_encoding)
force_encoding
(getbyte)
getbyte
(delete)
delete
(bytesize)
bytesize
(prepend)
prepend
(<=)
<=
(length)
length
(hex)
hex
(strip!)
strip!
(split)
split
(grapheme_clusters)
grapheme_clusters
(%)
%
(+)
+
(downcase!)
downcase!
(undump)
undump
(casecmp?)
casecmp?
(match?)
match?
(encode)
encode
(tr_s)
tr_s
(upcase!)
upcase!
(crypt)
crypt
(sub!)
sub!
(replace)
replace
(>=)
>=
(between?)
between?
(to_c)
to_c
(delete_prefix)
delete_prefix
(gsub!)
gsub!
(index)
index
(concat)
concat
(rindex)
rindex
(reverse)
reverse
(chomp!)
chomp!
(partition)
partition
(unpack1)
unpack1
(capitalize!)
capitalize!
(reverse!)
reverse!
(tr)
tr
(lines)
lines
(rpartition)
rpartition
(chop)
chop
(ord)
ord
(chop!)
chop!
(oct)
oct
(chr)
chr
(<)
<
(-@)
-@
(start_with?)
start_with?
(scrub!)
scrub!
(each_byte)
each_byte
(empty?)
empty?
(casecmp)
casecmp
(sum)
sum
(insert)
insert
(scan)
scan
(include?)
include?
(end_with?)
end_with?
(tr_s!)
tr_s!
(succ!)
succ!
(count)
count
(encoding)
encoding
(next!)
next!
(chars)
chars
(each_line)
each_line