\u300cPerl\u306e\u7d75\u672c\u300d
\n\u8457\u8005\u3000\u30a2\u30f3\u30af\u3000
\n\u8a55\u4fa1\u3000\u2605\u2605\u2605\u2605
\nperl\u306b\u306f\u30e1\u30bf\u6587\u5b57\u3092\u4f7f\u3063\u3066\u6587\u5b57\u5217\u304b\u3089\u8a9e\u53e5\u3092\u691c\u7d22\u3057\u305f\u308a\u3001\u5909\u63db\u30fb\u7f6e\u63db\u3067\u304d\u308b\u3002
\n\u30e1\u30bf\u6587\u5b57
\n.
\n\u4efb\u610f\u306e\u4e00\u6587\u5b57
\n*
\n\uff10\u56de\u4ee5\u4e0a\u306e\u7e70\u308a\u8fd4\u3057
\n+
\n\uff11\u56de\u4ee5\u4e0a\u306e\u7e70\u308a\u8fd4\u3057
\n?
\n\uff10\u56de\u307e\u305f\u306f\uff11\u56de\u306e\u7e70\u308a\u8fd4\u3057
\n~
\n\u5148\u982d
\n$
\n\u672b\u5c3e
\n|
\n\u9078\u629e
\n()
\n\u6b63\u898f\u8868\u73fe\u306e\u30eb\u30fc\u30d7
\n[]
\n\u6587\u5b57\u30af\u30e9\u30b9
\n{n}
\nn\u56de\u306e\u7e70\u308a\u8fd4\u3057
\n{n,}
\nn\u56de\u4ee5\u4e0a\u7e70\u308a\u8fd4\u3057
\n{n,m}
\nn\u56de\u4ee5\u4e0am\u56de\u4ee5\u4e0b\u306e\u7e70\u308a\u8fd4\u3057
\n\\
\n\u30e1\u30bf\u6587\u5b57\u3092\u6587\u5b57\u3068\u3057\u3066\u8868\u793a<\/p>\n
\n\u30de\u30c3\u30c1\u2026\u6587\u5b57\u5217\u306e\u4e2d\u306b\u6307\u5b9a\u306e\u8a9e\u53e5\u304c\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u8abf\u3079\u308b\u3053\u3068
\n\u30de\u30c3\u30c1\u3059\u308b\u304b\u3069\u3046\u304b\u3092\u8abf\u3079\u308b
\n=^
\n!~
\n\u30d1\u30bf\u30fc\u30f3\u306f\/\/\u3067\u306f\u3055\u3080
\n\/\u30d1\u30bf\u30fc\u30f3\/
\n\u4f8b
\n$result=”Lets study perl”=~ \/perl\/;
\n\u30de\u30c3\u30c1\u3057\u305f\u3089\uff11\u3057\u306a\u304b\u3063\u305f\u3089undef
\n$_ =~\u306f\u7701\u7565\u53ef\u80fd
\n\u7e70\u308a\u8fd4\u3059\u56de\u6570\u304c\u6c7a\u307e\u3063\u3066\u3044\u306a\u3044\u30e1\u30bf\u6587\u5b57\uff08+\u3001*\u3001?\u3001{n,}\u3001{n,m}\uff09\u306f\u305d\u306e\u307e\u307e\u3060\u3068\u3082\u3063\u3068\u3082\u9577\u3044\u6587\u5b57\u5217\u304c\u30de\u30c3\u30c1\u3057\u307e\u3059
\n\u3053\u308c\u3089\u306e\u30e1\u30bf\u6587\u5b57\u5f8c\u308d\u306b?\u3092\u3064\u3051\u308b\u3068\u3001\u6700\u77ed\u30de\u30c3\u30c1
\n\u30de\u30c3\u30c1\u3057\u305f\u5f8c\u306b\u5909\u6570$&\u306b\u30de\u30c3\u30c1\u3057\u305f\u6587\u5b57\u5217\u304c\u683c\u7d0d\u3055\u308c\u307e\u3059
\n\u30d1\u30bf\u30fc\u30f3\u306e\u30b0\u30eb\u30fc\u30d7
\n\u30d1\u30bf\u30fc\u30f3\u306e\u4e00\u90e8\u306b\u30de\u30c3\u30c1\u3057\u305f\u6587\u5b57\u5217\u3092\u53c2\u7167\u3057\u305f\u3044\u5834\u5408\u30b0\u30eb\u30fc\u30d7\u5316\u3092\u4f7f\u3044\u307e\u3059
\n\u30d1\u30bf\u30fc\u30f3\u306e\u4e00\u90e8\u306e\u30de\u30c3\u30c1\u3057\u305f\u6587\u5b57\u5217\u306f$1\u3001$2\u3001$3\u3001\u2026\u306b\u5de6\u304b\u3089\u9806\u306b\u683c\u7d0d\u3055\u308c\u308b
\n\u4f8b
\n$r=”I love cat and dog” =~ \/love(.+)and(.+)\/;
\nprint $1 . “\\n”;
\nprint $2 . “\\n”;
\nprint $& . “\\n”;
\n\u7d50\u679c
\ncat
\ndog
\nlove cat and dog
\n\u7279\u6b8a\u5909\u6570
\n$&
\n\u30de\u30c3\u30c1\u3057\u305f\u6587\u5b57\u5217\u5168\u4f53
\n$’
\n\u30de\u30c3\u30c1\u3057\u305f\u90e8\u5206\u3088\u308a\u524d
\n$”
\n\u30de\u30c3\u30c1\u3057\u305f\u90e8\u5206\u3088\u308a\u5f8c
\n$1\u3001$2\u3001$3\u3001\u2026
\n\uff11\u756a\u76ee\u3001\uff12\u756a\u76ee\u3001\u2026\u306e\u30b0\u30eb\u30fc\u30d7\u306b\u30de\u30c3\u30c1\u3057\u305f\u6587\u5b57\u5217
\n$+
\n\u6700\u5f8c\u306e\u30b0\u30eb\u30fc\u30d7\u306b\u30de\u30c3\u30c1\u3057\u305f\u6587\u5b57\u5217
\n\u30de\u30c3\u30c1\u6f14\u7b97\u5b50
\n\/\uff5e\/\u3001m\/\uff5e\/
\n\u30de\u30c3\u30c1\u6f14\u7b97\u5b50\u306e\u30aa\u30d7\u30b7\u30e7\u30f3
\n\/\uff5e\/g
\n\u30de\u30c3\u30c1\u3059\u308b\u3082\u306e\u3059\u3079\u3066\u3092\u898b\u3064\u3051\u308b
\n\u4e0b\u306e\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u3067\u30de\u30c3\u30c1\u3057\u305f\u3059\u3079\u3066\u306e\u6587\u5b57\u5217\u3092\u914d\u5217\u306b\u4fdd\u5b58\u3067\u304d\u308b
\n@a=$str=~\/\uff5e\/
\n\/\uff5e\/i
\n\u5927\u6587\u5b57\u3068\u5c0f\u6587\u5b57\u3092\u533a\u5225\u3057\u306a\u3044
\n\/\uff5e\/m
\n\u6587\u5b57\u5217\u3092\u8907\u6570\u884c\u3068\u3057\u3066\u6271\u3046
\n\/\uff5e\/s
\n\u6587\u5b57\u5217\u3092\u5358\u4e00\u884c\u3068\u3057\u3066\u6271\u3046
\n\/\uff5e\/x
\n\u30d1\u30bf\u30fc\u30f3\u5185\u306b\u542b\u307e\u308c\u308b\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u3092\u7121\u8996\u3059\u308b
\n\u7f6e\u304d\u63db\u3048\u6f14\u7b97\u5b50s\/\uff5e\/\uff5e\/
\n$result = $str =~ s\/dog\/cat\/
\n\u6587\u5b57\u5217str\u306e\u4e2d\u306edog\u3092cat\u306b\u5909\u63db\u3057\u3066\u3001\u6210\u529f\u3057\u305f\u3089$result\u306b\uff11\u3092\u5165\u308c\u307e\u3059
\n\u7f6e\u304d\u63db\u3048\u6f14\u7b97\u5b50\u306e\u30aa\u30d7\u30b7\u30e7\u30f3
\ns\/\uff5e\/\uff5e\/e
\n\u5909\u63db\u5f8c\u306e\u6587\u5b57\u5217\u3092\u5f0f\u3068\u307f\u306a\u3059
\ns\/\uff5e\/\uff5e\/g
\n\u30de\u30c3\u30c1\u3059\u308b\u3082\u306e\u3092\u3059\u3079\u3066\u898b\u3064\u3051\u308b
\ns\/\uff5e\/\uff5e\/i
\n\u5927\u6587\u5b57\u3068\u5c0f\u6587\u5b57\u3092\u533a\u5225\u3057\u306a\u3044
\ns\/\uff5e\/\uff5e\/m
\n\u6587\u5b57\u5217\u3092\u8907\u6570\u884c\u3068\u3057\u3066\u6271\u3046
\ns\/\uff5e\/\uff5e\/s
\n\u6587\u5b57\u5217\u3092\u5358\u4e00\u884c\u3068\u3057\u3066\u6271\u3046
\ns\/\uff5e\/\uff5e\/x
\n\u30d1\u30bf\u30fc\u30f3\u5185\u306b\u542b\u307e\u308c\u308b\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u3092\u7121\u8996
\ntr\/\uff5e\/\uff5e\/
\n\u4e00\u6587\u5b57\u305a\u3064\u6587\u5b57\u3092\u7f6e\u304d\u63db\u3048\u308b
\n\u4f8b
\ntr\/a-z\/A-Z\/
\n\u5c0f\u6587\u5b57\u304b\u3089\u5927\u6587\u5b57\u306b\u5909\u63db
\n\u5909\u63db\u6f14\u7b97\u5b50\u306e\u30aa\u30d7\u30b7\u30e7\u30f3
\ntr\/\uff5e\/\uff5e\/c
\n\u5909\u63db\u5bfe\u8c61\u306e\u6587\u5b57\u5217\u306b\u542b\u307e\u308c\u306a\u3044\u6587\u5b57\u3092\u524a\u9664\u3059\u308b
\ntr\/\uff5e\/\uff5e\/d
\n\u5909\u63db\u5f8c\u306e\u6587\u5b57\u5217\u306b\u542b\u307e\u308c\u306a\u3044\u6587\u5b57\u3092\u524a\u9664\u3059\u308b
\ntr\/\uff5e\/\uff5e\/s
\n\u9023\u7d9a\u6587\u5b57\u3092\u4e00\u6587\u5b57\u306b\u5909\u63db\u3059\u308b<\/p>\n","protected":false},"excerpt":{"rendered":"
\u300cPerl\u306e\u7d75\u672c\u300d \u8457\u8005\u3000\u30a2\u30f3\u30af\u3000 \u8a55\u4fa1\u3000\u2605\u2605\u2605\u2605 perl\u306b\u306f\u30e1\u30bf\u6587\u5b57\u3092\u4f7f\u3063\u3066\u6587\u5b57\u5217\u304b\u3089\u8a9e\u53e5\u3092\u691c\u7d22\u3057\u305f\u308a\u3001\u5909\u63db\u30fb\u7f6e\u63db\u3067\u304d\u308b\u3002 \u30e1\u30bf\u6587\u5b57 . \u4efb\u610f\u306e\u4e00\u6587\u5b57 * \uff10\u56de\u4ee5\u4e0a\u306e\u7e70\u308a\u8fd4\u3057 + \uff11\u56de\u4ee5\u4e0a\u306e\u7e70\u308a\u8fd4\u3057 ? \uff10\u56de\u307e\u305f\u306f\uff11\u2026 \u7d9a\u304d\u3092\u8aad\u3080 »<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-25","post","type-post","status-publish","format-standard","hentry","category-5"],"_links":{"self":[{"href":"https:\/\/onulab.net\/blog\/index.php?rest_route=\/wp\/v2\/posts\/25","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/onulab.net\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/onulab.net\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/onulab.net\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/onulab.net\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=25"}],"version-history":[{"count":0,"href":"https:\/\/onulab.net\/blog\/index.php?rest_route=\/wp\/v2\/posts\/25\/revisions"}],"wp:attachment":[{"href":"https:\/\/onulab.net\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=25"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/onulab.net\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=25"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/onulab.net\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=25"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}