{"id":2694,"date":"2021-11-01T10:08:44","date_gmt":"2021-11-01T01:08:44","guid":{"rendered":"https:\/\/suzutukiblog.com\/?p=2694"},"modified":"2022-01-31T00:31:19","modified_gmt":"2022-01-30T15:31:19","slug":"ruby-4","status":"publish","type":"post","link":"https:\/\/suzutukiblog.com\/index.php\/2021\/11\/01\/ruby-4\/","title":{"rendered":"Ruby\u306e\u307e\u3068\u30814(\u7e70\u308a\u8fd4\u3057\u304b\u3089next, while\u307e\u3067)"},"content":{"rendered":"

\uff13\u304b\u3089\u7d9a\u304f<\/a><\/p>\n

\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u3000Each for<\/h3>\n
\u914d\u5217\u3084\u30cf\u30c3\u30b7\u30e5.each do |\u5909\u6570|\r\n\u00a0 #\u7e70\u308a\u8fd4\u3057\u5b9f\u884c\u3057\u305f\u3044\u51e6\u7406\r\nend<\/pre>\n
\u4f8b1<\/h3>\n
#1:\u914d\u5217 numbers\u3092\u4f5c\u6210\uff081,2,3,4,5\uff09\r\nnumbers = [1, 2, 3, 4, 5]\r\n#2:\u914d\u5217\u306e\u8981\u7d20\u3092\u4e00\u3064\u305a\u3064\u53d6\u308a\u51fa\u3057\u3066\u5b9f\u884c\r\nnumbers.each do |number|\r\n  puts number\r\nend\r\n\r\n\u5225\u89e31\r\nnumbers.each {|number|\r\n  puts number\r\n}\r\n#\u4e00\u884c\u3067\u3082\u304b\u3051\u308b\r\nnumbers.each {|number| puts number }<\/pre>\n
\u2191\u914d\u5217\u304c\u5165\u3063\u3066\u3044\u308b\u8981\u7d20\u306f\u8907\u6570\u5f62||\u306e\u4e2d\u306e\u5909\u6570\u306f
\n\u5358\u6570\u3067\u66f8\u304f\u3053\u3068\u304c\u591a\u3044\u3089\u3057\u3044<\/p>\n
\u914d\u5217 colors \u3092\u4f5c\u6210
\n‘red’,\u3000’green’\u3000’blue’<\/p>\n
\u914d\u5217\u306e\u8981\u7d20\u3092\u4e00\u3064\u305a\u3064\u53d6\u308a\u51fa\u3057\u3066\u51fa\u529b<\/p>\n
colors = ['red', 'green', 'blue']\r\n\r\ncolors.each do |color|\r\n\u00a0 \u00a0 puts color\r\nend\r\n\r\nred\r\ngreen\r\nblue\r\n=> [\"red\", \"green\", \"blue\"]<\/pre>\n
#\u7e70\u8fd4\u51e6\u7406 for\u69cb\u6587\r\n\r\nfor \u5909\u6570 in \u914d\u5217\u3084\u30cf\u30c3\u30b7\u30e5 do\r\n\u3000#\u7e70\u308a\u8fd4\u3057\u5b9f\u884c\u3057\u305f\u3044\u51e6\u7406\r\nend<\/pre>\n
1:\u914d\u5217 numbers\u3092\u4f5c\u6210\uff081,2,3,4,5\uff09
\n2:\u914d\u5217\u306e\u8981\u7d20\u3092\u4e00\u3064\u305a\u3064\u53d6\u308a\u51fa\u3057\u3066\u5b9f\u884c<\/p>\n
numbers = [1, 2, 3, 4, 5]\r\n\r\nfor number in numbers do\r\n  puts number\r\nend<\/pre>\n
for\u306f\u539f\u5247\u4f7f\u308f\u306a\u3044\u3089\u3057\u3044<\/p>\n
each \uff08\u30cf\u30c3\u30b7\u30e5\u5229\u7528\uff09<\/h3>\n
1:\u30cf\u30c3\u30b7\u30e5\u3067\u751f\u5f92\u3054\u3068\u306e\u70b9\u6570scores\u3092\u7528\u610f
\n\uff5bluke: 100, ben: 90, alan: 70 }
\n\u914d\u5217\u306e\u8981\u7d20\u3092\u4e00\u3064\u305a\u3064\u53d6\u308a\u51fa\u3057\u3066\u51fa\u529b<\/p>\n
scores = {luke: 100, ben: 90, alan: 70}\r\n\r\nscores.each do |k, v|\r\n  puts v\r\nend\r\n\r\n#\u51fa\u529b\u3055\u308c\u308b\u3082\u306e\r\n100\r\n90\r\n70<\/pre>\n
\u4e21\u65b9\u53d6\u308a\u51fa\u3057\u305f\u3044\u3068\u304d\u2193<\/p>\n
scores = {luke: 100, ben: 90, alan: 70}\r\n\r\nscores.each do |k, v|\r\n  puts \"#{k}, #{v}\"\r\nend\r\n\r\n#\u51fa\u529b\u3055\u308c\u308b\u3082\u306e\r\nluke, 100\r\nben, 90\r\nalan, 70<\/pre>\n
80\u70b9\u4ee5\u4e0a\u3092\u53d6\u308a\u51fa\u3057\u305f\u3044\u3068\u304d\u2193if\u3092each\u306b\u8ffd\u52a0<\/p>\n
scores = {luke: 100, ben: 90, alan: 70}\r\n\r\nscores.each do |k, v|\r\n  if v >= 80\r\n    puts \"#{k}, #{v}\"\r\n  end\r\nend\r\n\r\nluke, 100\r\nben, 90<\/pre>\n
\u7e70\u308a\u8fd4\u3057\u51e6\u7406\u3000times<\/h3>\n
\u7e70\u308a\u8fd4\u3057\u56de\u6570.times do |i|\r\n\u00a0 \u7e70\u308a\u8fd4\u3057\u5b9f\u884c\u3057\u305f\u3044\u51e6\u7406\r\nend\r\n|i|\u306f\u7701\u7565\u53ef\u80fd<\/pre>\n
5.times do\r\n\u00a0 puts 'Hello'\r\nend\r\n\r\nHello\r\nHello\r\nHello\r\nHello\r\nHello<\/pre>\n
\u30c0\u30d6\u30eb\u30af\u30aa\u30fc\u30c8\u3067\u56f2\u3093\u3060\u3068\u304d<\/p>\n
5.times do |i|\r\n\u00a0 puts \"#{i}: Hello\"\r\nend\r\n\r\n0: Hello\r\n1: Hello\r\n2: Hello\r\n3: Hello\r\n4: Hello\r\n\r\n\u4e0a\u3082\u4e0b\u3082\u540c\u3058\u610f\u5473\r\n5.times { |i| puts \"#{i}: Hello\" }<\/pre>\n
\u7e70\u308a\u8fd4\u3057\u51e6\u7406(while)<\/h3>\n
while \u6761\u4ef6\u5f0f do\r\n  \u7e70\u308a\u8fd4\u3057\u5b9f\u884c\u3057\u305f\u3044\u51e6\u7406\r\nend<\/pre>\n
\u6570\u5b57\u30920\u304b\u30899\u307e\u3067\u300110\u500b\u51fa\u529b\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3002while\u3092\u4f7f\u3063\u3066\u66f8\u304f<\/p>\n
i = 0\r\n\r\nwhile i < 10\r\n  puts \"#{i}:hello\"\r\n    i += 1 #i = i + 1\r\nend\r\n#\u51fa\u529b\u3055\u308c\u308b\u3082\u306e\r\n0:hello\r\n1:hello\r\n2:hello\r\n3:hello\r\n4:hello\r\n5:hello\r\n6:hello\r\n7:hello\r\n8:hello\r\n9:hello<\/pre>\n
\u7121\u9650\u30eb\u30fc\u30d7\u304c\u8d77\u304d\u308b\u3053\u3068\u304c\u3042\u308b\u306e\u3067\u6c17\u3092\u3064\u3051\u3088\u3046<\/p>\n
upto\u3068downto<\/h3>\n
\u958b\u59cb\u5024.upto\uff08\u7d42\u4e86\u5024){\u7e70\u308a\u8fd4\u3057\u5b9f\u884c\u3057\u305f\u3044\u51e6\u7406}<\/p>\n
10.upto(14) {|n| puts n }\r\n14.downto(10) {|n| puts n }\r\n\r\n\r\n10\r\n11\r\n12\r\n13\r\n14\r\n\r\n14\r\n13\r\n12\r\n11\r\n10<\/pre>\n
\u7e70\u308a\u8fd4\u3057\u51e6\u7406step<\/h3>\n
\u958b\u59cb\u5f0f.step(\u4e0a\u9650\u5024,\u4e00\u5ea6\u306b\u5897\u6e1b\u3059\u308b\u5927\u304d\u3055)\uff5b\uff5d<\/p>\n
1.step(10, 2) { |n| puts n }\r\n\r\n1\r\n3\r\n5\r\n7\r\n9<\/pre>\n
\u6e1b\u3089\u3059\u3068\u304d\u306f\u30de\u30a4\u30ca\u30b9\u3067\r\n10.step(1, -2) { |n| puts n }\r\n\r\n10\r\n8\r\n6\r\n4\r\n2<\/pre>\n
\u7e70\u308a\u8fd4\u3057\u51e6\u7406(loop)<\/h3>\n
loop do\r\n \u7e70\u308a\u8fd4\u3057\u5b9f\u884c\u3057\u305f\u3044\u51e6\u7406\r\nend<\/pre>\n
loop\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u3001\u5909\u6570\u306e\u5024\u3092\uff10\u304b\u3089\uff11\u305a\u3064\u5897\u3084\u3057\u3066\u51fa\u529b<\/p>\n
i = 0\r\n\r\nloop do\r\n  puts i\r\n  i += 1\r\n\u3000#break\u304c\u306a\u3044\u3068\u7121\u9650\u30eb\u30fc\u30d7\u306b\u7a81\u5165\u3059\u308b\u306e\u3067\u6ce8\u610f\uff01\r\n  break if i == 10 \r\nend\r\n0\r\n1\r\n2\r\n3\r\n4\r\n5\r\n6\r\n7\r\n8\r\n9<\/pre>\n
while\u306e\u5834\u5408<\/h3>\n
n = 0\r\n\r\nwhile true\r\n puts ncf\r\n n += 1\r\nend<\/pre>\n
\u5fdc\u7528)\u914d\u5217[1,2,3,4,5,]\u306e\u5024\u304c\u3001\u5947\u6570\u306e\u5834\u5408\u306e\u307f\u3001\u753b\u9762\u306b\u51fa\u529b\u3059\u308b\u51e6\u7406\u3002<\/h3>\n
each\u3068next\u3092\u5229\u7528<\/p>\n
numbers = [1, 2, 3, 4, 5]\r\n\r\nnumbers.each do |n|\r\n\u3000next if n % 2 == 0 \r\n#\u3082\u3057\uff4e\u304c\u5076\u6570\u3060\u3063\u305f\u3089\u30eb\u30fc\u30d7\u3092\u30b9\u30ad\u30c3\u30d7\u3059\u308b\u3068\u3044\u3046\u610f\u5473\r\n\r\n#\u4e0a\u3068\u4e0b\u306f\u540c\u3058\u610f\u5473\u3060\u3067\r\nnext if n.even?\r\n\r\n#\u5947\u6570\u306e\u6642\u306fodd\r\nnext if n.odd?\u3000\r\n  puts n\r\nend\r\n\r\n#\u51fa\u529b\u3055\u308c\u308b\u3082\u306e\r\n1\r\n3\r\n5<\/pre>\n
\uff15\u306b\u7d9a\u304d\u307e\u3059\u3002<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
\uff13\u304b\u3089\u7d9a\u304f \u7e70\u308a\u8fd4\u3057\u51e6\u7406\u3000Each for \u914d\u5217\u3084\u30cf\u30c3\u30b7\u30e5.each do |\u5909\u6570| \u00a0 #\u7e70\u308a\u8fd4\u3057\u5b9f\u884c\u3057\u305f\u3044\u51e6\u7406 end \u4f8b1 #1:\u914d\u5217 numbers\u3092\u4f5c\u6210\uff081,2,3,4,5\uff09 numbers = [1, 2,  […]<\/p>\n","protected":false},"author":1,"featured_media":2684,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[27,31],"tags":[],"class_list":["post-2694","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-programming-note","category-ruby"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t