{"id":129,"date":"2014-06-25T14:58:00","date_gmt":"2014-06-25T14:58:00","guid":{"rendered":"http:\/\/ixyzero.com\/blog\/?p=129"},"modified":"2014-06-25T14:58:00","modified_gmt":"2014-06-25T14:58:00","slug":"sed%e7%94%a8%e6%b3%95%e5%ad%a6%e4%b9%a0%e4%b8%8d%e5%ae%9a%e6%9c%9f%e6%9b%b4%e6%96%b0","status":"publish","type":"post","link":"https:\/\/ixyzero.com\/blog\/archives\/129.html","title":{"rendered":"sed\u7528\u6cd5\u5b66\u4e60[\u4e0d\u5b9a\u671f\u66f4\u65b0]"},"content":{"rendered":"
\u7528sed\u5904\u7406Apache\u65e5\u5fd7\u6587\u4ef6<\/h5>\n

\u7edf\u8ba1Apache\u65e5\u5fd7\u5355IP\u8bbf\u95ee\u8bf7\u6c42\u6570\u6392\u540d\u3002\u5047\u8bbeApache\u65e5\u5fd7\u5185\u5bb9access.log\u5185\u5bb9\u4e3a\uff1a<\/p>\n

10.0.0.41 - - [03\/Dec\/2010:23:27:01 +0800] \"HEAD \/checkstatus.jsp HTTP\/1.0\" 200 -\n10.0.0.43 - - [03\/Dec\/2010:23:27:01 +0800] \"HEAD \/checkstatus.jsp HTTP\/1.0\" 200 -\n10.0.0.42 - - [03\/Dec\/2010:23:27:01 +0800] \"HEAD \/checkstatus.jsp HTTP\/1.0\" 200 -\n10.0.0.46 - - [03\/Dec\/2010:23:27:02 +0800] \"HEAD \/checkstatus.jsp HTTP\/1.0\" 200 -\n10.0.0.42 - - [03\/Dec\/2010:23:27:02 +0800] \"HEAD \/checkstatus.jsp HTTP\/1.0\" 200 -\n10.0.0.47 - - [03\/Dec\/2010:23:27:02 +0800] \"HEAD \/checkstatus.jsp HTTP\/1.0\" 200 -\n10.0.0.41 - - [03\/Dec\/2010:23:27:02 +0800] \"HEAD \/checkstatus.jsp HTTP\/1.0\" 200 -\n10.0.0.47 - - [03\/Dec\/2010:23:27:02 +0800] \"HEAD \/checkstatus.jsp HTTP\/1.0\" 200 -\n10.0.0.41 - - [03\/Dec\/2010:23:27:03 +0800] \"HEAD \/checkstatus.jsp HTTP\/1.0\" 200 -\n10.0.0.46 - - [03\/Dec\/2010:23:27:03 +0800] \"HEAD \/checkstatus.jsp HTTP\/1.0\" 200 -<\/pre>\n
\u4e0b\u9762\u7ed9\u51fa3\u79cd\u89e3\u51b3\u65b9\u6848\uff1a<\/p>\n
\u65b9\u6cd51\uff1a<\/h6>\n
[root@home \/]# awk\u00a0'{++S[$1]} END{for (home in S) print home ,S[home]}' access.log |sort -rn -k2<\/pre>\n
10.0.0.41 3
\n10.0.0.47 2
\n10.0.0.46 2
\n10.0.0.42 2
\n10.0.0.43 1
\n#\u63d0\u793a\uff1a$1\u4e3a\u7b2c\u4e00\u4e2a\u57df\u7684\u5185\u5bb9\u3002sort\u4e2d\u7684 -k2 \u4e3a\u5bf9\u7b2c\u4e8c\u4e2a\u5b57\u6bb5\u6392\u5e8f\uff0c\u5373\u5bf9\u6570\u91cf\u6392\u5e8f\u3002<\/p>\n
\u65b9\u6cd52\uff1a<\/h6>\n
[root@home \/]# awk '{print $1}' access.log|sort|uniq -c |sort -rn -k1<\/pre>\n
3 10.0.0.41
\n2 10.0.0.47
\n2 10.0.0.46
\n2 10.0.0.42
\n1 10.0.0.43
\n\u63d0\u793a\uff1a\u8fd9\u4e2a\u65b9\u6cd5\u662f\u5bb9\u6613\u60f3\u5230\u7684\u7b80\u5355\u6613\u7528\u7684\u65b9\u6cd5\u3002<\/p>\n
\u65b9\u6cd53\uff1a<\/h6>\n
[root@home \/]# sed 's\/ - -.*$\/\/g' access.log|sort|uniq -c|sort -rn -k1<\/pre>\n
3 10.0.0.41
\n2 10.0.0.47
\n2 10.0.0.46
\n2 10.0.0.42
\n1 10.0.0.43<\/p>\n
\u63d0\u793a\uff1ased\u7ba1\u9053\u540e\u7684\u7b2c\u4e00\u4e2asort\u662f\u8ba9\u6240\u6709\u4e00\u6837\u7684IP\u6328\u7740\uff0c\u56e0\u4e3auniq -c\u53ea\u80fd\u5bf9\u76f8\u90bb\u7684IP\u884c\u53bb\u91cd\u8ba1\u6570\u3002<\/p>\n
uniq -c \u663e\u793a\u552f\u4e00\u7684\u884c\uff0c\u5e76\u5728\u6bcf\u884c\u884c\u9996\u52a0\u4e0a\u51fa\u73b0\u7684\u6b21\u6570<\/span>
\nsort -k1 -nr \u6309\u7167\u7b2c\u4e00\u4e2a\u5b57\u6bb5\uff0c\u8fdb\u884c\u6570\u503c\u6392\u5e8f\uff0c\u4e14\u4e3a\u9006\u5e8f<\/span>
\nhead -10 \u53d6\u524d10\u884c\u6570\u636e<\/p>\n
\n
\u6ce8\u610f\uff1a\u9ed8\u8ba4\u60c5\u51b5\u4e0bsed\u5e76\u4e0d\u4f1a\u5bf9\u6587\u4ef6\u7684\u5185\u5bb9\u8fdb\u884c\u4fee\u6539\uff0c\u53ea\u662f\u628a\u5904\u7406\u8fc7\u540e\u7684\u5185\u5bb9\u8f93\u51fa\uff0c\u5982\u679c\u4f60\u8981\u5199\u56de\u6587\u4ef6\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u91cd\u5b9a\u5411\uff0c\u5982\uff1a<\/p>\n
$ sed \"s\/my\/yours\/g\" pets.txt > yours_pets.txt #\u4e0d\u80fd\u91cd\u5b9a\u5411\u5230\u539f\u6587\u4ef6!<\/pre>\n
\u6216\u4f7f\u7528 -i \u53c2\u6570\u76f4\u63a5\u4fee\u6539\u6587\u4ef6\u5185\u5bb9<\/span><\/strong>\uff1a<\/p>\n
$ sed -i \"s\/my\/yours\/g\" pets.txt<\/pre>\n
[\u5c0f\u4e50\u8da3]\u7528\u547d\u4ee4\u5728\u7ec8\u7aef\u4e0a\u6253\u5370\u51fa\u4e58\u6cd5\u53e3\u8bc0\u8868\uff1a<\/h5>\n
    \n
  • \n
    # seq 1 | awk '{for(i=1;i<10;i++){for(j=1;j<10;j++){printf \"%d%s%d%s%dt\",j,\"+\",i,\"=\",i+j;}printf \"n\"}}'<\/pre>\n<\/li>\n
  • \n
    # seq 1 | awk '{for(i=1;i<10;i++){for(j=1;j<=i;j++){printf \"%d%s%d%s%dt\",j,\"+\",i,\"=\",i+j;}printf \"n\"}}'<\/pre>\n<\/li>\n
  • \n
    # awk 'BEGIN{for(i=9;i>0;i--){for(j=9;j>=i;j--){printf \"%d%s%d%s%dt\",j,\"-\",i,\"=\",j-i;}printf \"n\"}}'<\/pre>\n<\/li>\n<\/ul>\n
    #!\/bin\/bash\nfor ((i=1;i<=9;i++))\ndo\n\tfor ((j=1;j<=i;j++))\n\tdo\n\t\techo -n \" $j*$i=$(($i*$j)) \"\n\tdone\necho\ndone<\/pre>\n
    sed\u57fa\u672c\u547d\u4ee4\u7b14\u8bb0<\/h5>\n
    \u66ff\u6362\u5b57\u7b26\uff08\u542b\u6709\/\u7279\u6b8a\u7b26\u53f7\u7684\uff09\uff0c\u8fd9\u91cc\u547d\u4ee4\u4e2d\u7684\u659c\u6760\/\u53ef\u4ee5\u7528\u5176\u4ed6\u7b26\u53f7\u4ee3\u66ff\uff0c\u5982\u7528#\u53f7(<\/span>\u5982\u628a\/\u7528@\u66ff\u6362)<\/p>\n
    $ echo \"http:\/\/ixyzero.com\/\" | sed 's#\/#@#g'<\/pre>\n
    \u5982\u679c\u4e00\u5b9a\u8981\u7528\/\u659c\u6760\u7684\u8bdd\uff0c\u547d\u4ee4\u5fc5\u987b\u628a\u8981\u66ff\u6362\u7684\u659c\u6760\u5148\u8f6c\u4e49<\/span><\/p>\n
    $ echo \"http:\/\/ixyzero.com\/\" | sed 's\/\/\/@\/g'<\/pre>\n
    \u5339\u914d\u5185\u5bb9\u524d\/\u540e\u589e\u52a0\u67d0\u5185\u5bb9<\/span><\/strong><\/p>\n
    \u5728\u5339\u914dforbag.cn\u5185\u5bb9\u540e\u589e\u52a0myfreelinux.com\u8fd9\u4e00\u884c\u5185\u5bb9
    \nsed \u2018\/forbag.cn\/amyfreelinux.com\u2019 youfile
    \n\u5728\u5339\u914dforbag.cn\u5185\u5bb9\u524d\u589e\u52a0myfreelinux.com\u8fd9\u4e00\u884c\u5185\u5bb9
    \nsed \u2018\/forbag.cn\/imyfreelinux.com\u2019 youfile
    \n$ sed ‘s#10#100#g’ example—–\u4e0d\u8bba\u4ec0\u4e48\u5b57\u7b26\uff0c\u7d27\u8ddf\u7740s\u547d\u4ee4\u7684\u90fd\u88ab\u8ba4\u4e3a\u662f\u65b0\u7684\u5206\u9694\u7b26\uff0c\u6240\u4ee5\uff0c\u201c#\u201d\u5728\u8fd9\u91cc\u662f\u5206\u9694\u7b26\uff0c\u4ee3\u66ff\u4e86\u9ed8\u8ba4\u7684\u201c\/\u201d\u5206\u9694\u7b26\u3002\u8868\u793a\u628a\u6240\u670910\u66ff\u6362\u6210100\u3002<\/p>\n
    \u9009\u5b9a\u884c\u7684\u8303\u56f4\uff1a\u9017\u53f7<\/span><\/strong><\/p>\n
    $ sed -n '\/test\/,\/check\/p' example<\/pre>\n
    \u6240\u6709\u5728\u6a21\u677ftest\u548ccheck\u6240\u786e\u5b9a\u7684\u8303\u56f4\u5185\u7684\u884c\u90fd\u88ab\u6253\u5370<\/p>\n
    $ sed -n '5,\/^test\/p' example<\/pre>\n
    \u6253\u5370\u4ece\u7b2c\u4e94\u884c\u5f00\u59cb\u5230\u7b2c\u4e00\u4e2a\u5305\u542b\u4ee5test\u5f00\u59cb\u7684\u884c\u4e4b\u95f4\u7684\u6240\u6709\u884c<\/span><\/p>\n
    $ sed '\/test\/,\/check\/s\/$\/sed test\/' example<\/pre>\n
    \u5bf9\u4e8e\u6a21\u677ftest\u548ccheck\u4e4b\u95f4\u7684\u884c\uff0c\u6bcf\u884c\u7684\u672b\u5c3e\u7528\u5b57\u7b26\u4e32sed test\u66ff\u6362<\/p>\n
    \u4ece\u6587\u4ef6\u8bfb\u5165\uff1ar\u547d\u4ee4<\/h6>\n
    $ sed '\/test\/r file' example<\/pre>\n
    file\u91cc\u7684\u5185\u5bb9\u88ab\u8bfb\u8fdb\u6765\uff0c\u663e\u793a\u5728\u4e0etest\u5339\u914d\u7684\u884c\u540e\u9762\uff0c\u5982\u679c\u5339\u914d\u591a\u884c\uff0c\u5219file\u7684\u5185\u5bb9\u5c06\u663e\u793a\u5728\u6240\u6709\u5339\u914d\u884c\u7684\u4e0b\u9762<\/span><\/p>\n
    [root@Jason64-17 sed]# cat sed-4.txt\n1 2 3 4 5 6 7 8 9 10\n[root@Jason64-17 sed]# cat sed-1.txt\ni am lisp\ni have a computer\nit is very big\nand i have no room\ngoogle is very nice\nmy friends usual alias nice for me\n[root@Jason64-17 sed]# sed '\/very\/r sed-4.txt' sed-1.txt\ni am lisp\ni have a computer\nit is very big\n1 2 3 4 5 6 7 8 9 10\nand i have no room\ngoogle is very nice\n1 2 3 4 5 6 7 8 9 10\nmy friends usual alias nice for me\n[root@Jason64-17 sed]# sed -n '\/very\/r sed-4.txt' sed-1.txt\n1 2 3 4 5 6 7 8 9 10\n1 2 3 4 5 6 7 8 9 10<\/pre>\n
    \n
    #\u5220\u9664\u5e26\u6709script\u5173\u952e\u5b57\u7684\u884c<\/p>\n
    # sed '\/script\/d'<\/pre>\n
    # \u5220\u9664\u6587\u4ef6\u4e2d\u7684\u6700\u540e\u4e00\u884c<\/span><\/p>\n
    # sed '$d'<\/pre>\n
    # \u6253\u5370\/\u590d\u5236\u6587\u6863\u4e2d\u4e24\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u4e4b\u95f4\u7684\u5185\u5bb9<\/strong><\/span>(\u76f8\u5f53\u6709\u7528\u554a\uff01)<\/p>\n
    # sed '\/Iowa\/,\/Montana\/p'<\/pre>\n
    # \u5728\u6bcf\u4e00\u884c\u5f00\u5934\u5904\u63d2\u51655\u4e2a\u7a7a\u683c\uff08\u4f7f\u5168\u6587\u5411\u53f3\u79fb\u52a85\u4e2a\u5b57\u7b26\u7684\u4f4d\u7f6e\uff09<\/p>\n
    # sed 's\/^\/     \/'<\/pre>\n
    # \u5bf9\u6587\u4ef6\u4e2d\u7684\u6240\u6709\u884c\u7f16\u53f7\uff08\u884c\u53f7\u5728\u5de6\uff0c\u6587\u5b57\u53f3\u7aef\u5bf9\u9f50\uff09<\/h6>\n
    # sed = filename | sed 'N; s\/^\/ \/; s\/ *(.{6,})n\/1 \/'<\/pre>\n
    # \u5bf9\u6587\u4ef6\u4e2d\u7684\u6240\u6709\u884c\u7f16\u53f7\uff0c\u4f46\u53ea\u663e\u793a\u975e\u7a7a\u767d\u884c\u7684\u884c\u53f7<\/h6>\n
    # sed '\/.\/=' filename | sed '\/.\/N; s\/n\/ \/'<\/pre>\n
    \u9009\u62e9\u6027\u5730\u5220\u9664\u7279\u5b9a\u884c\uff1a<\/h6>\n
    # \u663e\u793a\u901a\u7bc7\u6587\u6863\uff0c\u9664\u4e86\u4e24\u4e2a\u6b63\u5219\u8868\u8fbe\u5f0f\u4e4b\u95f4\u7684\u5185\u5bb9\nsed '\/Iowa\/,\/Montana\/d'\n\n# \u5220\u9664\u6587\u4ef6\u4e2d\u76f8\u90bb\u7684\u91cd\u590d\u884c(\u6a21\u62df uniq \u547d\u4ee4)\n# \u53ea\u4fdd\u7559\u91cd\u590d\u884c\u4e2d\u7684\u7b2c\u4e00\u884c\uff0c\u5176\u4ed6\u884c\u5220\u9664\nsed '$!N; \/^(.*)n1$\/!P; D'\n\n# \u5220\u9664\u6587\u4ef6\u4e2d\u7684\u91cd\u590d\u884c\uff0c\u4e0d\u7ba1\u6709\u65e0\u76f8\u90bb\u3002\u6ce8\u610fhold space\u6240\u80fd\u652f\u6301\u7684\u7f13\u5b58\n# \u5927\u5c0f\uff0c\u6216\u8005\u4f7f\u7528GNU sed\u3002\nsed -n 'G; s\/n\/&&\/; \/^([ -~]*n).*n1\/d; s\/n\/\/; h; P'\n\n# \u5220\u9664\u9664\u91cd\u590d\u884c\u5916\u7684\u6240\u6709\u884c\uff08\u6a21\u62df\u201cuniq -d\u201d\uff09\nsed '$!N; s\/^(.*)n1$\/1\/; t; D'\n\n# \u5220\u9664\u6587\u4ef6\u4e2d\u5f00\u5934\u768410\u884c\nsed '1,10d'\n\n# \u5220\u9664\u6587\u4ef6\u4e2d\u7684\u6700\u540e\u4e00\u884c\nsed '$d'\n\n# \u5220\u9664\u6587\u4ef6\u4e2d\u7684\u6700\u540e\u4e24\u884c\nsed 'N;$!P;$!D;$d'\n\n# \u5220\u9664\u6587\u4ef6\u4e2d\u7684\u6700\u540e10\u884c\nsed -e :a -e '$d;N;2,10ba' -e 'P;D' # \u65b9\u6cd51\nsed -n -e :a -e '1,10!{P;N;D;};N;ba' # \u65b9\u6cd52\n\n# \u5220\u96648\u7684\u500d\u6570\u884c\ngsed '0~8d' # \u53ea\u5bf9GNU sed\u6709\u6548\nsed 'n;n;n;n;n;n;n;d;' # \u5176\u4ed6sed\n\n# \u5220\u9664\u5339\u914d\u5f0f\u6837\u7684\u884c\nsed '\/pattern\/d' # \u5220\u9664\u542bpattern\u7684\u884c\u3002\u5f53\u7136pattern\n# \u53ef\u4ee5\u6362\u6210\u4efb\u4f55\u6709\u6548\u7684\u6b63\u5219\u8868\u8fbe\u5f0f\n\n# \u5220\u9664\u6587\u4ef6\u4e2d\u7684\u6240\u6709\u7a7a\u884c\uff08\u4e0e\u201cgrep '.' \u201d\u6548\u679c\u76f8\u540c\uff09\nsed '\/^$\/d' # \u65b9\u6cd51\nsed '\/.\/!d' # \u65b9\u6cd52\n\n# \u53ea\u4fdd\u7559\u591a\u4e2a\u76f8\u90bb\u7a7a\u884c\u7684\u7b2c\u4e00\u884c\u3002\u5e76\u4e14\u5220\u9664\u6587\u4ef6\u9876\u90e8\u548c\u5c3e\u90e8\u7684\u7a7a\u884c\u3002\n# \uff08\u6a21\u62df\u201ccat -s\u201d\uff09\nsed '\/.\/,\/^$\/!d' #\u65b9\u6cd51\uff0c\u5220\u9664\u6587\u4ef6\u9876\u90e8\u7684\u7a7a\u884c\uff0c\u5141\u8bb8\u5c3e\u90e8\u4fdd\u7559\u4e00\u7a7a\u884c\nsed '\/^$\/N;\/n$\/D' #\u65b9\u6cd52\uff0c\u5141\u8bb8\u9876\u90e8\u4fdd\u7559\u4e00\u7a7a\u884c\uff0c\u5c3e\u90e8\u4e0d\u7559\u7a7a\u884c\n\n# \u53ea\u4fdd\u7559\u591a\u4e2a\u76f8\u90bb\u7a7a\u884c\u7684\u524d\u4e24\u884c\u3002\nsed '\/^$\/N;\/n$\/N;\/\/D'\n\n# \u5220\u9664\u6587\u4ef6\u9876\u90e8\u7684\u6240\u6709\u7a7a\u884c\nsed '\/.\/,$!d'\n\n# \u5220\u9664\u6587\u4ef6\u5c3e\u90e8\u7684\u6240\u6709\u7a7a\u884c\nsed -e :a -e '\/^n*$\/{$d;N;ba' -e '}' # \u5bf9\u6240\u6709sed\u6709\u6548\nsed -e :a -e '\/^n*$\/N;\/n$\/ba' # \u540c\u4e0a\uff0c\u4f46\u53ea\u5bf9 gsed 3.02.*\u6709\u6548\n\n# \u5220\u9664\u6bcf\u4e2a\u6bb5\u843d\u7684\u6700\u540e\u4e00\u884c\nsed -n '\/^$\/{p;h;};\/.\/{x;\/.\/p;}'<\/pre>\n
    \u7f16\u53f7\uff1a\n--------\n\n # \u4e3a\u6587\u4ef6\u4e2d\u7684\u6bcf\u4e00\u884c\u8fdb\u884c\u7f16\u53f7\uff08\u7b80\u5355\u7684\u5de6\u5bf9\u9f50\u65b9\u5f0f\uff09\u3002\u8fd9\u91cc\u4f7f\u7528\u4e86\u201c\u5236\u8868\u7b26\u201d\n # \uff08tab\uff0c\u89c1\u672c\u6587\u672b\u5c3e\u5173\u4e8e't'\u7684\u7528\u6cd5\u7684\u63cf\u8ff0\uff09\u800c\u4e0d\u662f\u7a7a\u683c\u6765\u5bf9\u9f50\u8fb9\u7f18\u3002\n sed = filename | sed 'N;s\/n\/t\/'\n\n # \u5bf9\u6587\u4ef6\u4e2d\u7684\u6240\u6709\u884c\u7f16\u53f7\uff08\u884c\u53f7\u5728\u5de6\uff0c\u6587\u5b57\u53f3\u7aef\u5bf9\u9f50\uff09\u3002\n sed = filename | sed 'N; s\/^\/     \/; s\/ *(.{6,})n\/1  \/'\n\n # \u5bf9\u6587\u4ef6\u4e2d\u7684\u6240\u6709\u884c\u7f16\u53f7\uff0c\u4f46\u53ea\u663e\u793a\u975e\u7a7a\u767d\u884c\u7684\u884c\u53f7\u3002\n sed '\/.\/=' filename | sed '\/.\/N; s\/n\/ \/'<\/pre>\n
    # \u53ea\u5728\u884c\u4e2d\u51fa\u73b0\u5b57\u4e32\u201cbaz\u201d\u7684\u60c5\u51b5\u4e0b\u5c06\u201cfoo\u201d\u66ff\u6362\u6210\u201cbar\u201d\n sed '\/baz\/s\/foo\/bar\/g'\n\n # \u5c06\u201cfoo\u201d\u66ff\u6362\u6210\u201cbar\u201d\uff0c\u5e76\u4e14\u53ea\u5728\u884c\u4e2d\u672a\u51fa\u73b0\u5b57\u4e32\u201cbaz\u201d\u7684\u60c5\u51b5\u4e0b\u66ff\u6362\n sed '\/baz\/!s\/foo\/bar\/g'\n\n # \u4e0d\u7ba1\u662f\u201cscarlet\u201d\u201cruby\u201d\u8fd8\u662f\u201cpuce\u201d\uff0c\u4e00\u5f8b\u6362\u6210\u201cred\u201d\n sed 's\/scarlet\/red\/g;s\/ruby\/red\/g;s\/puce\/red\/g'  #\u5bf9\u591a\u6570\u7684sed\u90fd\u6709\u6548\n gsed 's\/scarlet|ruby|puce\/red\/g'               # \u53ea\u5bf9GNU sed<\/b>\u6709\u6548<\/pre>\n
     # \u53ea\u663e\u793a\u5339\u914d\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u884c\uff08\u6a21\u62df\u201cgrep\u201d\uff09\n sed -n '\/regexp\/p'               # \u65b9\u6cd51\n sed '\/regexp\/!d'                 # \u65b9\u6cd52\n\n # \u53ea\u663e\u793a\u201c\u4e0d\u201d\u5339\u914d\u6b63\u5219\u8868\u8fbe\u5f0f\u7684\u884c\uff08\u6a21\u62df\u201cgrep -v\u201d\uff09\n sed -n '\/regexp\/!p'              # \u65b9\u6cd51\uff0c\u4e0e\u524d\u9762\u7684\u547d\u4ee4\u76f8\u5bf9\u5e94\n sed '\/regexp\/d'                  # \u65b9\u6cd52\uff0c\u7c7b\u4f3c\u7684\u8bed\u6cd5<\/pre>\n
    sed\u7684\u901f\u5ea6\u4f18\u5316\uff1a\u5f53\u7531\u4e8e\u67d0\u79cd\u539f\u56e0\uff08\u6bd4\u5982\u8f93\u5165\u6587\u4ef6\u8f83\u5927\u3001\u5904\u7406\u5668\u6216\u786c\u76d8\u8f83\u6162\u7b49\uff09\u9700\u8981\u63d0\u9ad8\n\u547d\u4ee4\u6267\u884c\u901f\u5ea6\u65f6\uff0c\u53ef\u4ee5\u8003\u8651\u5728\u66ff\u6362\u547d\u4ee4\uff08\u201cs\/...\/...\/\u201d\uff09\u524d\u9762\u52a0\u4e0a\u5730\u5740\u8868\u8fbe\u5f0f\u6765\n\u63d0\u9ad8\u901f\u5ea6\u3002\u4e3e\u4f8b\u6765\u8bf4\uff1a\n\n   sed 's\/foo\/bar\/g' filename         # \u6807\u51c6\u66ff\u6362\u547d\u4ee4\n   sed '\/foo\/ s\/foo\/bar\/g' filename   # \u901f\u5ea6\u66f4\u5feb\n   sed '\/foo\/ s\/\/bar\/g' filename      # \u7b80\u5199\u5f62\u5f0f\n\n\u5f53\u53ea\u9700\u8981\u663e\u793a\u6587\u4ef6\u7684\u524d\u9762\u7684\u90e8\u5206\u6216\u9700\u8981\u5220\u9664\u540e\u9762\u7684\u5185\u5bb9\u65f6\uff0c\u53ef\u4ee5\u5728\u811a\u672c\u4e2d\u4f7f\u7528\u201cq\u201d\n\u547d\u4ee4\uff08\u9000\u51fa\u547d\u4ee4\uff09\u3002\u5728\u5904\u7406\u5927\u7684\u6587\u4ef6\u65f6\uff0c\u8fd9\u4f1a\u8282\u7701\u5927\u91cf\u65f6\u95f4\u3002\u56e0\u6b64\uff1a\n\n   sed -n '45,50p' filename           # \u663e\u793a\u7b2c45\u523050\u884c\n   sed -n '51q;45,50p' filename       # \u4e00\u6837\uff0c\u4f46\u5feb\u5f97\u591a<\/pre>\n
    \n
    \u4ee5\u4e0a\u7684\u5927\u90e8\u5206\u5185\u5bb9\u662f\u4ecesed1line\u4e2d\u6587\u7248\u4e2d\u6458\u6284\u548c\u5b66\u4e60\u7136\u540e\u81ea\u5df1\u8fdb\u884c\u4e86\u6d4b\u8bd5\u7684\uff0c\u4e8e\u6b64\u505a\u4e2a\u8bb0\u5f55\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u7528sed\u5904\u7406Apache\u65e5\u5fd7\u6587\u4ef6 \u7edf\u8ba1Apache\u65e5\u5fd7\u5355IP\u8bbf\u95ee\u8bf7\u6c42\u6570\u6392\u540d\u3002\u5047\u8bbeApache\u65e5\u5fd7\u5185\u5bb9acces […]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11,12],"tags":[74,78],"class_list":["post-129","post","type-post","status-publish","format-standard","hentry","category-linux","category-tools","tag-awk","tag-sed"],"views":2352,"_links":{"self":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts\/129","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/comments?post=129"}],"version-history":[{"count":0,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/posts\/129\/revisions"}],"wp:attachment":[{"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/media?parent=129"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/categories?post=129"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ixyzero.com\/blog\/wp-json\/wp\/v2\/tags?post=129"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}