{"id":530,"date":"2013-10-15T18:21:13","date_gmt":"2013-10-15T02:21:13","guid":{"rendered":"http:\/\/www.yclimw.com\/?p=530"},"modified":"2021-05-31T14:08:15","modified_gmt":"2021-05-31T06:08:15","slug":"874d1aa3feaa6d9fe3d9b0f76ed51319","status":"publish","type":"post","link":"https:\/\/www.yclimw.com\/?p=530","title":{"rendered":"Grep\u5b66\u4e60\u7b14\u8bb0"},"content":{"rendered":"
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<\/a>Grep\u5b66\u4e60\u7b14\u8bb0<\/h1>\n<\/div>\n
\n
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\u6574\u7406\uff1aJims of \u80a5\u80a5\u4e16\u5bb6<\/span><\/h3>\n<\/div>\n<\/div>\n
\n

Copyright \u00a9 2004 \u672c\u6587\u9075\u4eceGPL\u534f\u8bae\uff0c\u6b22\u8fce\u8f6c\u8f7d\u3001\u4fee\u6539\u3001\u6563\u5e03\u3002<\/p>\n<\/div>\n

\n

\u7b2c\u4e00\u6b21\u53d1\u5e03\u65f6\u95f4\uff1a2004\u5e747\u670816\u65e5<\/p>\n<\/div>\n<\/div>\n

<\/div>\n
\n<\/div>\n
\n

Table of Contents<\/b><\/p>\n

\n
1. grep\u7b80\u4ecb<\/a><\/span><\/dt>\n
2. grep\u6b63\u5219\u8868\u8fbe\u5f0f\u5143\u5b57\u7b26\u96c6\uff08\u57fa\u672c\u96c6\uff09<\/a><\/span><\/dt>\n
3. \u7528\u4e8eegrep\u548c grep -E\u7684\u5143\u5b57\u7b26\u6269\u5c55\u96c6<\/a><\/span><\/dt>\n
4. POSIX\u5b57\u7b26\u7c7b<\/a><\/span><\/dt>\n
5. Grep\u547d\u4ee4\u9009\u9879<\/a><\/span><\/dt>\n
6. \u5b9e\u4f8b<\/a><\/span><\/dt>\n<\/dl>\n<\/div>\n
\n
\n
\n
\n

<\/a>1. grep\u7b80\u4ecb<\/h2>\n<\/div>\n<\/div>\n
<\/div>\n<\/div>\n

grep\uff08global search regular expression(RE) and print out theline,\u5168\u9762\u641c\u7d22\u6b63\u5219\u8868\u8fbe\u5f0f\u5e76\u628a\u884c\u6253\u5370\u51fa\u6765\uff09\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u6587\u672c\u641c\u7d22\u5de5\u5177\uff0c\u5b83\u80fd\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u641c\u7d22\u6587\u672c\uff0c\u5e76\u628a\u5339\u914d\u7684\u884c\u6253\u5370\u51fa\u6765\u3002Unix\u7684grep\u5bb6\u65cf\u5305\u62ecgrep\u3001egrep\u548cfgrep\u3002egrep\u548cfgrep\u7684\u547d\u4ee4\u53ea\u8ddfgrep\u6709\u5f88\u5c0f\u4e0d\u540c\u3002egrep\u662fgrep\u7684\u6269\u5c55\uff0c\u652f\u6301\u66f4\u591a\u7684re\u5143\u5b57\u7b26<\/a>\uff0cfgrep\u5c31\u662ffixed grep\u6216fastgrep\uff0c\u5b83\u4eec\u628a\u6240\u6709\u7684\u5b57\u6bcd\u90fd\u770b\u4f5c\u5355\u8bcd\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u6b63\u5219\u8868\u8fbe\u5f0f\u4e2d\u7684\u5143\u5b57\u7b26\u8868\u793a\u56de\u5176\u81ea\u8eab\u7684\u5b57\u9762\u610f\u4e49\uff0c\u4e0d\u518d\u7279\u6b8a\u3002linux\u4f7f\u7528GNU\u7248\u672c\u7684grep\u3002\u5b83\u529f\u80fd\u66f4\u5f3a\uff0c\u53ef\u4ee5\u901a\u8fc7-G\u3001-E\u3001-F\u547d\u4ee4\u884c\u9009\u9879\u6765\u4f7f\u7528egrep\u548cfgrep\u7684\u529f\u80fd\u3002<\/p>\n

grep\u7684\u5de5\u4f5c\u65b9\u5f0f\u662f\u8fd9\u6837\u7684\uff0c\u5b83\u5728\u4e00\u4e2a\u6216\u591a\u4e2a\u6587\u4ef6\u4e2d\u641c\u7d22\u5b57\u7b26\u4e32\u6a21\u677f\u3002\u5982\u679c\u6a21\u677f\u5305\u62ec\u7a7a\u683c\uff0c\u5219\u5fc5\u987b\u88ab\u5f15\u7528\uff0c\u6a21\u677f\u540e\u7684\u6240\u6709\u5b57\u7b26\u4e32\u88ab\u770b\u4f5c\u6587\u4ef6\u540d\u3002\u641c\u7d22\u7684\u7ed3\u679c\u88ab\u9001\u5230\u5c4f\u5e55\uff0c\u4e0d\u5f71\u54cd\u539f\u6587\u4ef6\u5185\u5bb9\u3002<\/p>\n

grep\u53ef\u7528\u4e8eshell\u811a\u672c\uff0c\u56e0\u4e3agrep\u901a\u8fc7\u8fd4\u56de\u4e00\u4e2a\u72b6\u6001\u503c\u6765\u8bf4\u660e\u641c\u7d22\u7684\u72b6\u6001\uff0c\u5982\u679c\u6a21\u677f\u641c\u7d22\u6210\u529f\uff0c\u5219\u8fd4\u56de0\uff0c\u5982\u679c\u641c\u7d22\u4e0d\u6210\u529f\uff0c\u5219\u8fd4\u56de1\uff0c\u5982\u679c\u641c\u7d22\u7684\u6587\u4ef6\u4e0d\u5b58\u5728\uff0c\u5219\u8fd4\u56de2\u3002\u6211\u4eec\u5229\u7528\u8fd9\u4e9b\u8fd4\u56de\u503c\u5c31\u53ef\u8fdb\u884c\u4e00\u4e9b\u81ea\u52a8\u5316\u7684\u6587\u672c\u5904\u7406\u5de5\u4f5c\u3002<\/p>\n<\/div>\n

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<\/a>2. grep\u6b63\u5219\u8868\u8fbe\u5f0f\u5143\u5b57\u7b26\u96c6\uff08\u57fa\u672c\u96c6\uff09<\/h2>\n<\/div>\n<\/div>\n
<\/div>\n<\/div>\n
\n
\n
^<\/span><\/dt>\n
\n

\u951a\u5b9a\u884c\u7684\u5f00\u59cb \u5982\uff1a’^grep’\u5339\u914d\u6240\u6709\u4ee5grep\u5f00\u5934\u7684\u884c\u3002 <\/p>\n<\/dd>\n

$<\/span><\/dt>\n
\n

\u951a\u5b9a\u884c\u7684\u7ed3\u675f \u5982\uff1a’grep$’\u5339\u914d\u6240\u6709\u4ee5grep\u7ed3\u5c3e\u7684\u884c\u3002 <\/p>\n<\/dd>\n

.<\/span><\/dt>\n
\n

\u5339\u914d\u4e00\u4e2a\u975e\u6362\u884c\u7b26<\/font>\u7684\u5b57\u7b26 \u5982\uff1a’gr.p’\u5339\u914dgr\u540e\u63a5\u4e00\u4e2a\u4efb\u610f\u5b57\u7b26\uff0c\u7136\u540e\u662fp\u3002 <\/p>\n<\/dd>\n

*<\/span><\/dt>\n
\n

\u5339\u914d\u96f6\u4e2a\u6216\u591a\u4e2a<\/font>\u5148\u524d\u5b57\u7b26 \u5982\uff1a’*grep’\u5339\u914d\u6240\u6709\u4e00\u4e2a\u6216\u591a\u4e2a\u7a7a\u683c\u540e\u7d27\u8ddfgrep\u7684\u884c\u3002 .*\u4e00\u8d77\u7528\u4ee3\u8868\u4efb\u610f\u5b57\u7b26\u3002<\/p>\n<\/dd>\n

[]<\/span><\/dt>\n
\n

\u5339\u914d\u4e00\u4e2a\u6307\u5b9a\u8303\u56f4<\/font>\u5185\u7684\u5b57\u7b26\uff0c\u5982'[Gg]rep’\u5339\u914dGrep\u548cgrep\u3002 <\/p>\n<\/dd>\n

[^]<\/span><\/dt>\n
\n

\u5339\u914d\u4e00\u4e2a\u4e0d\u5728\u6307\u5b9a\u8303\u56f4<\/font>\u5185\u7684\u5b57\u7b26\uff0c\u5982\uff1a'[^A-FH-Z]rep’\u5339\u914d\u4e0d\u5305\u542bA-R\u548cT-Z\u7684\u4e00\u4e2a\u5b57\u6bcd\u5f00\u5934\uff0c\u7d27\u8ddfrep\u7684\u884c\u3002 <\/p>\n<\/dd>\n

\\(..\\)<\/span><\/dt>\n
\n

\u6807\u8bb0\u5339\u914d\u5b57\u7b26\uff0c\u5982’\\(love\\)’\uff0clove\u88ab\u6807\u8bb0\u4e3a1\u3002 <\/p>\n<\/dd>\n

\\<<\/span><\/dt>\n
\n

\u951a\u5b9a\u5355\u8bcd\u7684\u5f00\u59cb\uff0c\u5982:’\\<grep’\u5339\u914d\u5305\u542b\u4ee5grep\u5f00\u5934\u7684\u5355\u8bcd\u7684\u884c\u3002 <\/p>\n<\/dd>\n

\\><\/span><\/dt>\n
\n

\u951a\u5b9a\u5355\u8bcd\u7684\u7ed3\u675f\uff0c\u5982’grep\\>’\u5339\u914d\u5305\u542b\u4ee5grep\u7ed3\u5c3e\u7684\u5355\u8bcd\u7684\u884c\u3002 <\/p>\n<\/dd>\n

x\\{m\\}<\/span><\/dt>\n
\n

\u91cd\u590d\u5b57\u7b26x\uff0cm\u6b21\uff0c\u5982\uff1a’0\\{5\\}’\u5339\u914d\u5305\u542b5\u4e2ao\u7684\u884c\u3002 <\/p>\n<\/dd>\n

x\\{m,\\}<\/span><\/dt>\n
\n

\u91cd\u590d\u5b57\u7b26x,\u81f3\u5c11m\u6b21\uff0c\u5982\uff1a’o\\{5,\\}’\u5339\u914d\u81f3\u5c11\u67095\u4e2ao\u7684\u884c\u3002 <\/p>\n<\/dd>\n

x\\{m,n\\}<\/span><\/dt>\n
\n

\u91cd\u590d\u5b57\u7b26x\uff0c\u81f3\u5c11m\u6b21\uff0c\u4e0d\u591a\u4e8en\u6b21\uff0c\u5982\uff1a’o\\{5,10\\}’\u5339\u914d5–10\u4e2ao\u7684\u884c\u3002<\/p>\n<\/dd>\n

\\w<\/span><\/dt>\n
\n

\u5339\u914d\u6587\u5b57\u548c\u6570\u5b57\u5b57\u7b26\uff0c\u4e5f\u5c31\u662f[A-Za-z0-9]\uff0c\u5982\uff1a’G\\w*p’\u5339\u914d\u4ee5G\u540e\u8ddf\u96f6\u4e2a\u6216\u591a\u4e2a\u6587\u5b57\u6216\u6570\u5b57\u5b57\u7b26\uff0c\u7136\u540e\u662fp\u3002<\/p>\n<\/dd>\n

\\W<\/span><\/dt>\n
\n

\\w\u7684\u53cd\u7f6e\u5f62\u5f0f\uff0c\u5339\u914d\u4e00\u4e2a\u6216\u591a\u4e2a\u975e\u5355\u8bcd\u5b57\u7b26\uff0c\u5982\u70b9\u53f7\u53e5\u53f7\u7b49\u3002<\/p>\n<\/dd>\n

\\b<\/span><\/dt>\n
\n

\u5355\u8bcd\u9501\u5b9a\u7b26\uff0c\u5982: ‘\\bgrep\\b’\u53ea\u5339\u914dgrep\u3002<\/p>\n<\/dd>\n<\/dl>\n<\/div>\n<\/div>\n

\n
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<\/a>3. \u7528\u4e8eegrep\u548c grep -E\u7684\u5143\u5b57\u7b26\u6269\u5c55\u96c6<\/h2>\n<\/div>\n<\/div>\n
<\/div>\n<\/div>\n
\n
\n
+<\/span><\/dt>\n
\n

\u5339\u914d\u4e00\u4e2a\u6216\u591a\u4e2a<\/font>\u5148\u524d\u7684\u5b57\u7b26\u3002\u5982\uff1a'[a-z]+able’\uff0c\u5339\u914d\u4e00\u4e2a\u6216\u591a\u4e2a\u5c0f\u5199\u5b57\u6bcd\u540e\u8ddfable\u7684\u4e32\uff0c\u5982loveable,enable,disable\u7b49\u3002<\/p>\n<\/dd>\n

?<\/span><\/dt>\n
\n

\u5339\u914d\u96f6\u4e2a\u6216\u591a\u4e2a<\/font>\u5148\u524d\u7684\u5b57\u7b26\u3002\u5982\uff1a’gr?p’\u5339\u914dgr\u540e\u8ddf\u4e00\u4e2a\u6216\u6ca1\u6709\u5b57\u7b26\uff0c\u7136\u540e\u662fp\u7684\u884c\u3002<\/p>\n<\/dd>\n

a|b|c<\/span><\/dt>\n
\n

\u5339\u914da\u6216<\/font>b\u6216c\u3002\u5982\uff1agrep|sed\u5339\u914dgrep\u6216sed<\/p>\n<\/dd>\n

()<\/span><\/dt>\n
\n

\u5206\u7ec4\u7b26\u53f7<\/font>\uff0c\u5982\uff1alove(able|rs)ov+\u5339\u914dloveable\u6216lovers\uff0c\u5339\u914d\u4e00\u4e2a\u6216\u591a\u4e2aov\u3002<\/p>\n<\/dd>\n

x{m},x{m,},x{m,n}<\/span><\/dt>\n
\n

\u4f5c\u7528\u540cx\\{m\\},x\\{m,\\},x\\{m,n\\}<\/p>\n<\/dd>\n<\/dl>\n<\/div>\n<\/div>\n

\n
\n
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\n

<\/a>4. POSIX\u5b57\u7b26\u7c7b<\/h2>\n<\/div>\n<\/div>\n
<\/div>\n<\/div>\n

\u4e3a\u4e86\u5728\u4e0d\u540c\u56fd\u5bb6\u7684\u5b57\u7b26\u7f16\u7801\u4e2d\u4fdd\u6301\u4e00\u81f3\uff0cPOSIX(The Portable Operating SystemInterface)\u589e\u52a0\u4e86\u7279\u6b8a\u7684\u5b57\u7b26\u7c7b\uff0c\u5982[:alnum:]\u662fA-Za-z0-9\u7684\u53e6\u4e00\u4e2a\u5199\u6cd5\u3002\u8981\u628a\u5b83\u4eec\u653e\u5230[]\u53f7\u5185\u624d\u80fd\u6210\u4e3a\u6b63\u5219\u8868\u8fbe\u5f0f<\/font>\uff0c\u5982[A-Za-z0-9]\u6216[[:alnum:]]\u3002\u5728linux\u4e0b\u7684grep\u9664fgrep\u5916\uff0c\u90fd\u652f\u6301POSIX\u7684\u5b57\u7b26\u7c7b\u3002<\/p>\n

\n
\n
[:alnum:]<\/span><\/dt>\n
\n

\u6587\u5b57\u6570\u5b57\u5b57\u7b26<\/p>\n<\/dd>\n

[:alpha:]<\/span><\/dt>\n
\n

\u6587\u5b57\u5b57\u7b26<\/p>\n<\/dd>\n

[:digit:]<\/span><\/dt>\n
\n

\u6570\u5b57\u5b57\u7b26<\/p>\n<\/dd>\n

[:graph:]<\/span><\/dt>\n
\n

\u975e\u7a7a\u5b57\u7b26\uff08\u975e\u7a7a\u683c\u3001\u63a7\u5236\u5b57\u7b26\uff09<\/p>\n<\/dd>\n

[:lower:]<\/span><\/dt>\n
\n

\u5c0f\u5199\u5b57\u7b26<\/p>\n<\/dd>\n

[:cntrl:]<\/span><\/dt>\n
\n

\u63a7\u5236\u5b57\u7b26<\/p>\n<\/dd>\n

[:print:]<\/span><\/dt>\n
\n

\u975e\u7a7a\u5b57\u7b26\uff08\u5305\u62ec\u7a7a\u683c\uff09<\/p>\n<\/dd>\n

[:punct:]<\/span><\/dt>\n
\n

\u6807\u70b9\u7b26\u53f7<\/p>\n<\/dd>\n

[:space:]<\/span><\/dt>\n
\n

\u6240\u6709\u7a7a\u767d\u5b57\u7b26\uff08\u65b0\u884c\uff0c\u7a7a\u683c\uff0c\u5236\u8868\u7b26\uff09<\/p>\n<\/dd>\n

[:upper:]<\/span><\/dt>\n
\n

\u5927\u5199\u5b57\u7b26<\/p>\n<\/dd>\n

[:xdigit:]<\/span><\/dt>\n
\n

\u5341\u516d\u8fdb\u5236\u6570\u5b57\uff080-9\uff0ca-f\uff0cA-F\uff09<\/p>\n<\/dd>\n<\/dl>\n<\/div>\n<\/div>\n

\n
\n
\n
\n

<\/a>5. Grep\u547d\u4ee4\u9009\u9879<\/h2>\n<\/div>\n<\/div>\n
<\/div>\n<\/div>\n
\n
\n
-?<\/span><\/dt>\n
\n

\u540c\u65f6\u663e\u793a\u5339\u914d\u884c\u4e0a\u4e0b\u7684\uff1f\u884c\uff0c\u5982\uff1agrep -2 pattern filename\u540c\u65f6\u663e\u793a\u5339\u914d\u884c\u7684\u4e0a\u4e0b2\u884c\u3002<\/p>\n<\/dd>\n

-b\uff0c–byte-offset<\/span><\/dt>\n
\n

\u6253\u5370\u5339\u914d\u884c\u524d\u9762\u6253\u5370\u8be5\u884c\u6240\u5728\u7684\u5757\u53f7\u7801\u3002<\/p>\n<\/dd>\n

-c,–count<\/span><\/dt>\n
\n

\u53ea\u6253\u5370\u5339\u914d\u7684\u884c\u6570\uff0c\u4e0d\u663e\u793a\u5339\u914d\u7684\u5185\u5bb9\u3002<\/p>\n<\/dd>\n

-f File\uff0c–file=File<\/span><\/dt>\n
\n

\u4ece\u6587\u4ef6\u4e2d\u63d0\u53d6\u6a21\u677f\u3002\u7a7a\u6587\u4ef6\u4e2d\u5305\u542b0\u4e2a\u6a21\u677f\uff0c\u6240\u4ee5\u4ec0\u4e48\u90fd\u4e0d\u5339\u914d\u3002<\/p>\n<\/dd>\n

-h\uff0c–no-filename<\/span><\/dt>\n
\n

\u5f53\u641c\u7d22\u591a\u4e2a\u6587\u4ef6\u65f6\uff0c\u4e0d\u663e\u793a\u5339\u914d\u6587\u4ef6\u540d\u524d\u7f00\u3002<\/p>\n<\/dd>\n

-i\uff0c–ignore-case<\/span><\/dt>\n
\n

\u5ffd\u7565\u5927\u5c0f\u5199\u5dee\u522b\u3002<\/p>\n<\/dd>\n

-q\uff0c–quiet<\/span><\/dt>\n
\n

\u53d6\u6d88\u663e\u793a\uff0c\u53ea\u8fd4\u56de\u9000\u51fa\u72b6\u6001\u30020\u5219\u8868\u793a\u627e\u5230\u4e86\u5339\u914d\u7684\u884c\u3002<\/p>\n<\/dd>\n

-l\uff0c–files-with-matches<\/span><\/dt>\n
\n

\u6253\u5370\u5339\u914d\u6a21\u677f\u7684\u6587\u4ef6\u6e05\u5355\u3002<\/p>\n<\/dd>\n

-L\uff0c–files-without-match<\/span><\/dt>\n
\n

\u6253\u5370\u4e0d\u5339\u914d\u6a21\u677f\u7684\u6587\u4ef6\u6e05\u5355\u3002<\/p>\n<\/dd>\n

-n\uff0c–line-number<\/span><\/dt>\n
\n

\u5728\u5339\u914d\u7684\u884c\u524d\u9762\u6253\u5370\u884c\u53f7\u3002<\/p>\n<\/dd>\n

-s\uff0c–silent<\/span><\/dt>\n
\n

\u4e0d\u663e\u793a\u5173\u4e8e\u4e0d\u5b58\u5728\u6216\u8005\u65e0\u6cd5\u8bfb\u53d6\u6587\u4ef6\u7684\u9519\u8bef\u4fe1\u606f\u3002<\/p>\n<\/dd>\n

-v\uff0c–revert-match<\/span><\/dt>\n
\n

\u53cd\u68c0\u7d22\uff0c\u53ea\u663e\u793a\u4e0d\u5339\u914d\u7684\u884c\u3002<\/p>\n<\/dd>\n

-w\uff0c–word-regexp<\/span><\/dt>\n
\n

\u5982\u679c\u88ab\\<\u548c\\>\u5f15\u7528\uff0c\u5c31\u628a\u8868\u8fbe\u5f0f\u505a\u4e3a\u4e00\u4e2a\u5355\u8bcd\u641c\u7d22\u3002<\/p>\n<\/dd>\n

-V\uff0c–version<\/span><\/dt>\n
\n

\u663e\u793a\u8f6f\u4ef6\u7248\u672c\u4fe1\u606f\u3002<\/p>\n<\/dd>\n<\/dl>\n<\/div>\n<\/div>\n

\n
\n
\n
\n

<\/a>6. \u5b9e\u4f8b<\/h2>\n<\/div>\n<\/div>\n
<\/div>\n<\/div>\n

\u8981\u7528\u597dgrep\u8fd9\u4e2a\u5de5\u5177\uff0c\u5176\u5b9e\u5c31\u662f\u8981\u5199\u597d\u6b63\u5219\u8868\u8fbe\u5f0f\uff0c\u6240\u4ee5\u8fd9\u91cc\u4e0d\u5bf9grep\u7684\u6240\u6709\u529f\u80fd\u8fdb\u884c\u5b9e\u4f8b\u8bb2\u89e3\uff0c\u53ea\u5217\u51e0\u4e2a\u4f8b\u5b50\uff0c\u8bb2\u89e3\u4e00\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u5199\u6cd5\u3002<\/p>\n

\n
\n
$ ls -l | grep ‘^a’<\/span><\/dt>\n
\n

\u901a\u8fc7\u7ba1\u9053\u8fc7\u6ee4ls -l\u8f93\u51fa\u7684\u5185\u5bb9\uff0c\u53ea\u663e\u793a\u4ee5a\u5f00\u5934\u7684\u884c\u3002<\/p>\n<\/dd>\n

$ grep ‘test’ d*<\/span><\/dt>\n
\n

\u663e\u793a\u6240\u6709\u4ee5d\u5f00\u5934\u7684\u6587\u4ef6\u4e2d\u5305\u542btest\u7684\u884c\u3002<\/p>\n<\/dd>\n

$ grep ‘test’ aa bb cc<\/span><\/dt>\n
\n

\u663e\u793a\u5728aa\uff0cbb\uff0ccc\u6587\u4ef6\u4e2d\u5339\u914dtest\u7684\u884c\u3002<\/p>\n<\/dd>\n

$ grep ‘[a-z]\\{5\\}’ aa<\/span><\/dt>\n
\n

\u663e\u793a\u6240\u6709\u5305\u542b\u6bcf\u4e2a\u5b57\u7b26\u4e32\u81f3\u5c11\u67095\u4e2a\u8fde\u7eed\u5c0f\u5199\u5b57\u7b26\u7684\u5b57\u7b26\u4e32\u7684\u884c\u3002<\/p>\n<\/dd>\n

$ grep ‘w\\(es\\)t.*\\1’ aa<\/span><\/dt>\n
\n

\u5982\u679cwest\u88ab\u5339\u914d\uff0c\u5219es\u5c31\u88ab\u5b58\u50a8\u5230\u5185\u5b58\u4e2d\uff0c\u5e76\u6807\u8bb0\u4e3a1\uff0c\u7136\u540e\u641c\u7d22\u4efb\u610f\u4e2a\u5b57\u7b26\uff08.*\uff09\uff0c\u8fd9\u4e9b\u5b57\u7b26\u540e\u9762\u7d27\u8ddf\u7740\u53e6\u5916\u4e00\u4e2aes\uff08\\1\uff09\uff0c\u627e\u5230\u5c31\u663e\u793a\u8be5\u884c\u3002\u5982\u679c\u7528egrep\u6216grep -E\uff0c\u5c31\u4e0d\u7528”\\”\u53f7\u8fdb\u884c\u8f6c\u4e49\uff0c\u76f4\u63a5\u5199\u6210’w(es)t.*\\1’\u5c31\u53ef\u4ee5\u4e86\u3002<\/p>\n

\n

2013\u5e7410\u670815\u65e5 10:23:07 \u661f\u671f\u4e8c yclimw\u8f6c\u8f7d<\/p>\n

<\/p>\n

 <\/p>\n<\/dd>\n<\/dl>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

Grep\u5b66\u4e60\u7b14\u8bb0 \u6574\u7406\uff1aJims of \u80a5\u80a5\u4e16\u5bb6 Copyright \u00a9 2004 \u672c\u6587\u9075\u4eceGPL\u534f\u8bae\uff0c\u6b22\u8fce\u8f6c … \u7ee7\u7eed\u9605\u8bfbGrep\u5b66\u4e60\u7b14\u8bb0<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[12,17],"tags":[283,285],"class_list":["post-530","post","type-post","status-publish","format-standard","hentry","category-linux-","category-17","tag-linux-","tag-285"],"_links":{"self":[{"href":"https:\/\/www.yclimw.com\/index.php?rest_route=\/wp\/v2\/posts\/530","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.yclimw.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.yclimw.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.yclimw.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.yclimw.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=530"}],"version-history":[{"count":2,"href":"https:\/\/www.yclimw.com\/index.php?rest_route=\/wp\/v2\/posts\/530\/revisions"}],"predecessor-version":[{"id":3086,"href":"https:\/\/www.yclimw.com\/index.php?rest_route=\/wp\/v2\/posts\/530\/revisions\/3086"}],"wp:attachment":[{"href":"https:\/\/www.yclimw.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=530"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.yclimw.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=530"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.yclimw.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=530"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}