{"id":5198,"date":"2016-03-29T02:49:30","date_gmt":"2016-03-28T17:49:30","guid":{"rendered":"http:\/\/www.achiachi.net\/nikki\/?p=5198"},"modified":"2017-06-13T07:09:03","modified_gmt":"2017-06-12T22:09:03","slug":"perl%ef%bc%9arfc4180%e3%81%ab%e6%ba%96%e6%8b%a0%e3%81%aecsv%e3%83%95%e3%82%a1%e3%82%a4%e3%83%ab%e3%82%92%e8%aa%ad%e3%81%bf%e8%be%bc%e3%82%80%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.achiachi.net\/nikki\/perl%ef%bc%9arfc4180%e3%81%ab%e6%ba%96%e6%8b%a0%e3%81%aecsv%e3%83%95%e3%82%a1%e3%82%a4%e3%83%ab%e3%82%92%e8%aa%ad%e3%81%bf%e8%be%bc%e3%82%80%e6%96%b9%e6%b3%95.html","title":{"rendered":"Perl\uff1aRFC4180\u306b\u6e96\u62e0\u306eCSV\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3080\u65b9\u6cd5"},"content":{"rendered":"<p>\u3000CSV\u30d5\u30a1\u30a4\u30eb\u306bRFC4180\u3068\u8a00\u3046\u6a19\u6e96\u5316\u3055\u308c\u305f\u30eb\u30fc\u30eb\u304c\u5b58\u5728\u3057\u3066\u3044\u308b\u4e8b\u3092\u77e5\u3063\u305f\u306e\u3067\u3001\u305d\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u8aad\u307f\u8fbc\u3081\u308b\u3088\u3046\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u3044\u3066\u307f\u305f\u3002<\/p>\n<p><strong>\u7279\u5fb4<\/strong><br 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\/>\n<a href=\"http:\/\/www.ietf.org\/rfc\/rfc4180.txt\" target=\"_blank\">http:\/\/www.ietf.org\/rfc\/rfc4180.txt<\/a><\/p>\n<hr \/>\n<p><strong>RFC4180\u306e\u30eb\u30fc\u30eb<\/strong><br \/>\n\u203b\u7ffb\u8a33\u30b5\u30a4\u30c8\u3067\u7ffb\u8a33\u3057\u305f\u3082\u306e\u3092\u8981\u7d04\u3057\u305f\u306e\u3067\u4e0d\u6b63\u78ba\u304b\u3082<\/p>\n<p>2-1.\u5404\u30ec\u30b3\u30fc\u30c9\u306f\u6539\u884c(CRLF)\u3067\u533a\u5207\u3089\u308c\u308b\u3002<br \/>\n2-2.\u6700\u7d42\u30ec\u30b3\u30fc\u30c9\u306e\u6700\u5f8c\u306e\u6539\u884c\u306f\u3042\u3063\u3066\u3082\u306a\u304f\u3066\u3082\u826f\u3044\u3002<br \/>\n2-3.\u5148\u982d\u306e\u30d8\u30c3\u30c0\u884c\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u901a\u5e38\u30ec\u30b3\u30fc\u30c9\u3068\u540c\u3058\u66f8\u5f0f(\u30d8\u30c3\u30c0\u306fMIME\u306e\u8a2d\u5b9a\u3067\u6307\u5b9a)<br 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&#8220;a,a&#8221;,&#8221;b&#8221;&#8221;b&#8221;,&#8221;c(crlf)c&#8221;(crlf)<br \/>\n  &#8220;aaa&#8221;,&#8221;bbb&#8221;,&#8221;ccc&#8221;<br \/>\n  \u2193<br \/>\n  \u72ec\u81ea\u30d5\u30a9\u30fc\u30de\u30c3\u30c8(\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u5185\u306e\u6539\u884c\u30fb\u30b3\u30f3\u30de\u30fb\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u300c!\uff5e\u300d\u306b\u30a8\u30b9\u30b1\u30fc\u30d7)<br \/>\n  &#8220;aaa&#8221;,&#8221;bbb,&#8221;ccc&#8221;(crlf)<br \/>\n  &#8220;a!1&#8243;,&#8221;b!2b&#8221;,&#8221;c!3!4c&#8221;(crlf)<br \/>\n  &#8220;aaa&#8221;,&#8221;bbb&#8221;,&#8221;ccc&#8221;<\/p>\n<p>1.\u51e6\u7406\u7528\u306b1\u6587\u5b57\u7279\u6b8a\u6587\u5b57\u3092\u8a2d\u5b9a\u3059\u308b\u3002\uff08\u4eca\u56de\u306f\u300c!\u300d\u3092\u4f7f\u7528\u3059\u308b\uff09<br \/>\n\u3000\u6587\u4e2d\u306b\u300c!\u300d\u304c\u3042\u308b\u3068\u4e0d\u5177\u5408\u306b\u306a\u308b\u305f\u3081\u300c!0\u300d\u306b\u30a8\u30b9\u30b1\u30fc\u30d7\u3059\u308b\u3002<br \/>\n2.\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u5206\u5272\u3059\u308b<br \/>\n3.\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u56f2\u307e\u308c\u305f\u7bc4\u56f2\u3092\u7279\u5b9a\u3059\u308b\u305f\u3081\u5076\u6570\u500b\u3067\u7d50\u5408\u3059\u308b<br \/>\n4.\u30a8\u30b9\u30b1\u30fc\u30d7\u3055\u308c\u305f\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u7d50\u5408\u3057<br \/>\n  \u30a8\u30b9\u30b1\u30fc\u30d7\u3055\u308c\u305f\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u300c&#8221;&#8221;\u300d\u2192\u300c!2\u300d\u306b\u7f6e\u304d\u63db\u3048<br \/>\n5.\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u5185\u306e\u30b3\u30f3\u30de\u3068\u6539\u884c\u3092\u7279\u6b8a\u306a\u6587\u5b57\u5217\u306b\u7f6e\u304d\u63db\u3048\u308b<br \/>\n\u3000\u30b3\u30f3\u30de\u300c,\u300d\u2192\u300c!1\u300d<br \/>\n\u3000\u6539\u884c(CR)\u2192\u300c!3\u300d<br \/>\n\u3000\u6539\u884c(LF)\u2192\u300c!4\u300d<br \/>\n \u203b\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u5916\u306f\u305d\u306e\u307e\u307e\u3002<br \/>\n6.\u4e0a\u8a18\u3067\u51e6\u7406\u3057\u305f\u6587\u5b57\u3092\u3059\u3079\u3066\u7d50\u5408\u3059\u308b\u3068<br \/>\n  \u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u30b3\u30f3\u30de\u533a\u5207\u308a\u3001\u30ec\u30b3\u30fc\u30c9\u304c\u6539\u884c\u533a\u5207\u308a\u306b\u306a\u308b\u3002<br \/>\n7.\u8868\u793a\u65b9\u6cd5<br \/>\n\u3000\u6539\u884c\u3067\u5206\u5272\u3057\u2192\u30b3\u30f3\u30de\u3067\u5206\u5272\u3057\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u5358\u4f4d\u306b\u3059\u308b\u3002<br \/>\n\u3000\u203b\u30d5\u30a3\u30fc\u30eb\u30c9\u304c\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u56f2\u307e\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001<br \/>\n\u3000\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3082\u305d\u306e\u307e\u307e\u306a\u306e\u3067\u4e0d\u8981\u306a\u3089\u524a\u9664\u3059\u308b\u3002<br \/>\n\u3000\uff08\u3053\u306e\u51e6\u7406\u306e\u524d\u306b\u300c$str = ~s\/&#8221;\/\/g;\u300d\u3068\u3059\u308c\u3070\u4e00\u62ec\u524a\u9664\u3067\u304d\u308b\uff09<br \/>\n8.\u30d5\u30a3\u30fc\u30eb\u30c9\u3054\u3068\u7279\u6b8a\u6587\u5b57\u3092\u623b\u3059<br \/>\n\u3000\u30b3\u30f3\u30de\u300c!1\u300d\u2192\u300c,\u300d<br \/>\n\u3000\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u56f2\u3080\u300c!2\u300d\u2192\u300c&#8221;\u300d<br \/>\n\u3000\u300c!3\u300d\u2192\u6539\u884c(CR)<br \/>\n\u3000\u300c!4\u300d\u2192\u6539\u884c(LF)<br \/>\n\u3000\u300c!0\u300d\u2192\u300c!\u300d \u203b!\u306f\u6700\u5f8c\u306b\u623b\u3059\u3002<\/p>\n<p>\u3053\u308c\u3067\u5b8c\u4e86<\/p>\n<hr \/>\n<p><strong>\u30d7\u30ed\u30b0\u30e9\u30e0<\/strong><br \/>\n\u524d\u534a\u306fHTML\u8868\u793a\u3059\u308b\u305f\u3081\u306e\u30c7\u30e2\u30d7\u30ed\u30b0\u30e9\u30e0\u3001\u5f8c\u534a\u306e\u300crfc4180_conv\u300d\u95a2\u6570\u304c\u672c\u4f53<\/p>\n<pre>\r\n\r\n#!\/usr\/local\/bin\/perl\r\nmy $html;  #\u753b\u9762\u51fa\u529b\u7528\r\nmy $str;   #\u5165\u529b\u30c7\u30fc\u30bf\r\n\r\n#\u30c7\u30e2\u7528\u306eCSV\u30c7\u30fc\u30bf\u3092\u30ed\u30fc\u30c9\r\n$str.='01,A,B,C'.\"\\x0D\\x0A\";\r\n$str.='\"02\",\"A\",\"B\",\"C\"'.\"\\x0D\\x0A\";\r\n$str.='\"03\",\"A'.\"\\x0D\\x0A\".'A\",\"B,B\",\"C\"\"C';\r\n\r\n$html.=\"&lt;hr \/&gt;1.\u5165\u529b\u6642\u306e\u72b6\u614b(\u6539\u884ccrlf\u306f\u8868\u793a\u3055\u308c\u3066\u306a\u3044)&lt;br \/&gt;$str\";\r\n\r\n#rfc4180\u304b\u3089\u72ec\u81ea\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3078\r\nmy $my_csv=&rfc4180_conv($str);\r\n\r\n$html.=\"&lt;hr \/&gt;2.\u5909\u63db\u5f8c\u306e\u72ec\u81ea\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u72b6\u614b&lt;br \/&gt;$my_csv\";\r\n\r\n#\u5143\u306b\u623b\u3059\r\nmy $save=$my_csv;\r\n$save=~s\/!1\/,\/g;\r\n$save=~s\/!2\/\"\/g;\r\n$save=~s\/!3!4\/\\x0D\\x0A\/g;\r\n$save=~s\/!3\/\\x0D\/g;\r\n$save=~s\/!4\/\\x0A\/g;\r\n$save=~s\/!0\/!\/g;\r\n$html.=\"&lt;hr \/&gt;3.\u4fdd\u5b58\u5f62\u5f0f\u306b\u623b\u3059(1\u3068\u540c\u3058\u306f\u305a)&lt;br \/&gt;$save\";\r\n\r\n#html\u306e\u30c6\u30fc\u30d6\u30eb\u30bf\u30b0\u3068\u3057\u3066\u51fa\u529b\r\n\r\n#\u203b\u300c\"\u5024\"\u300d\u306e\u300c\"\u300d\u3092\u4e00\u62ec\u524a\u9664\r\n#\u2193\u300c\"\u5024\"\u300d\u306e\u3088\u3046\u306b\u56f2\u307f\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u30b3\u30e1\u30f3\u30c8\u30a2\u30a6\u30c8\u3059\u308b\r\n$my_csv=~s\/\"\/\/g;\r\n\r\n$my_csv=~s\/\\x0D\\x0A\/\\x0D\/g;   #\u6539\u884c\u30b3\u30fc\u30c9\u3092CR\u306b\u7d71\u4e00\u3057\u3066split\r\n$my_csv=~s\/\\x0A\/\\x0D\/g;\r\nmy @row=split(\/\\x0D\/,$my_csv);\r\n$html.=\"&lt;hr \/&gt;4.\u72ec\u81ea\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u304b\u3089\u30c6\u30fc\u30d6\u30eb\u8868\u793a(\u6539\u884c\u306fBR\u306b\u7f6e\u63db\u3057\u3066\u3042\u308b)\";\r\n\r\n$html.=\"&lt;table border=1&gt;\";\r\nforeach my $val1(@row){\r\n    $html.=\"&lt;tr&gt;\";\r\n    my @field=split(\/,\/,$val1);\r\n    foreach my $val2(@field){\r\n        #\u7279\u6b8a\u6587\u5b57\u3092\u5143\u306b\u623b\u3059(\u203b\u6539\u884c\u306fHTML\u7528\u306bBR\u306b\u3057\u3066\u3042\u308b)\r\n        $val2=~s\/!1\/,\/g;\r\n        $val2=~s\/!2\/\"\/g;\r\n        $val2=~s\/!3!4\/&lt;br \\\/&gt;\/g;\r\n        $val2=~s\/!3\/&lt;br \\\/&gt;\/g;\r\n        $val2=~s\/!4\/&lt;br \\\/&gt;\/g;\r\n        $val2=~s\/!0\/!\/g;\r\n        $html.=\"&lt;td&gt;$val2&lt;\/td&gt;\";\r\n    }\r\n    $html.=\"&lt;\/tr&gt;\";\r\n}\r\n$html.=\"&lt;\/table&gt;\";\r\n\r\n\r\nprint \"Content-type: text\/html\\n\\n\";\r\nprint \"&lt;html&gt;&lt;head&gt;&lt;\/head&gt;&lt;body&gt;$html&lt;\/body&gt;&lt;\/html&gt;\";\r\nexit;\r\n\r\n\r\n# CSV\u30d5\u30a1\u30a4\u30eb\u306e\u6587\u5b57\u5217\u3092\u72ec\u81ea\u5f62\u5f0f\u306b\u5909\u63db\r\nsub rfc4180_conv{\r\n    my $data=$_[0];   #\u6587\u5b57\u5217\r\n    my @d1=\"\";        #\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u5206\u5272\u3057\u305f\u5024\u3092\u683c\u7d0d\u7528\r\n    my $count;        #\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u6570\r\n    my $i;            #\u30eb\u30fc\u30d7\u7528\r\n    my $line;         #\u51fa\u529b\u7528\r\n    my $start;        #\u30eb\u30fc\u30d7\u958b\u59cb\u4f4d\u7f6e\r\n\r\n    $data=~ s\/!\/!0\/g;        #\u51e6\u7406\u7528\u306e\u7279\u6b8a\u6587\u5b57\u3092\u6c7a\u3081\u300c!\u300d\u2192\u300c!0\u300d\u306b\u30a8\u30b9\u30b1\u30fc\u30d7\u3059\u308b\u3002\r\n    $count=(()=$data=~\/\"\/g); #\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u6570\u3092\u30ab\u30a6\u30f3\u30c8\u3002\r\n    @d1=split(\/\"\/,$data);    #\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u5206\u5272\r\n\r\n    #\u30eb\u30fc\u30d7\u958b\u59cb\u59cb\u4f4d\u7f6e\u8a2d\u5b9a\u3001\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u56f2\u3080\u306e\u306b\u5076\u6570\u56de\u3067\u51e6\u7406\u3057\u305f\u3044\u305f\u3081\r\n    #1\u3064\u3081\u304c\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u59cb\u307e\u3089\u306a\u3044\u5834\u5408\u306f2\u3064\u3081\u306e\u30c7\u30fc\u30bf\u304b\u3089\u884c\u3046\u3002\r\n    if ($d1[0]=~\/^\"\/){\r\n        $start=0;\r\n    }else{\r\n        $start=1;\r\n        $line=$d1[0];\r\n    }\r\n\r\n    #split\u3067\u6d88\u3048\u305f\u300c\"\u300d\u3092\u4ed8\u52a0\u3059\u308b\r\n    for($i=$start;$i&lt;=$count;$i++){            \r\n        $d1[$i]='\"'.$d1[$i];\r\n\t}\r\n\r\n    #\u30c0\u30d6\u30eb\u30af\u30a9\u30fc\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u5076\u6570\u5358\u4f4d\u3067\u51e6\u7406\u3059\u308b\u3002\r\n    for($i=$start;$i&lt;=$count;$i=$i+2){\r\n        $d1[$i]=~s\/,\/!1\/g;    #\u30b3\u30f3\u30de\u3092\u7279\u6b8a\u6587\u5b57\u300c!1\u300d\u306b\u7f6e\u63db\r\n        $d1[$i]=~s\/\\x0D\/!3\/g; #\u6539\u884c(CR)\u3092\u7279\u6b8a\u6587\u5b57\u300c!3\u300d\u306b\u7f6e\u63db\r\n        $d1[$i]=~s\/\\x0A\/!4\/g; #\u6539\u884c(CR)\u3092\u7279\u6b8a\u6587\u5b57\u300c!4\u300d\u306b\u7f6e\u63db\r\n\r\n        #\u300c\"\"\u300d\u3092\u7279\u6b8a\u6587\u5b57\u300c!2\u300d\u306b\u7f6e\u63db\r\n        if($d1[$i] eq '\"'){\r\n            if($d1[$i+1] eq '\"'){\r\n                if($d1[$i+2] =~\/^\"\/){\r\n                    $d1[$i+1]=\"\";\r\n                    $d1[$i+2]=~s\/^\"\/!2\/g;\r\n               }\r\n            }\r\n         }elsif($d1[$i+1] eq '\"'){\r\n                if($d1[$i+2] =~\/^\"\/){\r\n                    $d1[$i+1]=\"\";\r\n                    $d1[$i+2]=~s\/^\"\/!2\/g;\r\n               }\r\n         }\r\n        $line.=\"$d1[$i]$d1[$i+1]\";\r\n    }\r\n    return($line);\r\n}\r\n\r\n<\/pre>\n<hr \/>\n<p><strong>\u611f\u60f3<\/strong><br \/>\n\u3000\u7c21\u5358\u305d\u3046\u306aCSV\u30d5\u30a1\u30a4\u30eb\u3067\u3059\u304c\u3001\u601d\u3063\u305f\u4ee5\u4e0a\u306b\u96e3\u3057\u3044\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3000CSV\u30d5\u30a1\u30a4\u30eb\u306bRFC4180\u3068\u8a00\u3046\u6a19\u6e96\u5316\u3055\u308c\u305f\u30eb\u30fc\u30eb\u304c\u5b58\u5728\u3057\u3066\u3044\u308b\u4e8b\u3092\u77e5\u3063\u305f\u306e\u3067\u3001\u305d\u306e\u30d5\u30a1\u30a4\u30eb\u304c\u8aad\u307f\u8fbc\u3081\u308b\u3088\u3046\u306a\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u66f8\u3044\u3066\u307f\u305f\u3002 \u7279\u5fb4 \u30fb\u9806\u756a\u306b\u51e6\u7406\u3057\u3066\u3044\u308b\u306e\u3067\u51e6\u7406\u901f\u5ea6\u306f\u9045\u3044\u3067\u3059\u3002\u9045\u3044\u3068\u3044\u3063\u3066\u3082Corei7( [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[84],"tags":[92],"class_list":["post-5198","post","type-post","status-publish","format-standard","hentry","category-84","tag-perl"],"_links":{"self":[{"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/posts\/5198","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/comments?post=5198"}],"version-history":[{"count":8,"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/posts\/5198\/revisions"}],"predecessor-version":[{"id":5254,"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/posts\/5198\/revisions\/5254"}],"wp:attachment":[{"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/media?parent=5198"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/categories?post=5198"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.achiachi.net\/nikki\/wp-json\/wp\/v2\/tags?post=5198"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}