bash \u6587\u4ef6\u5904\u7406\u64cd\u4f5c\u5de5\u5177\u603b\u7ed3<\/p>\n
1 \u5e38\u7528\u8fc7\u6ee4\u5668
1.1 tr
\u53ef\u4ee5\u628atr\u770b\u6210\u662fsed\u7684\u4e00\u4e2a\u7b80\u5316\u7248\u672c\uff0c\u5b83\u53ef\u4ee5\u7528\u4e00\u4e2a\u5b57\u7b26\u6765\u66ff\u6362\u53e6\u4e00\u4e2a\u5b57\u7b26\uff0c\u6216\u8005\u53bb\u9664\u4e00\u4e9b\u5b57\u7b26\u3002\u4e5f\u53ef\u4ee5\u7528\u6765\u53bb\u9664\u91cd\u590d\u5b57\u7b26\u3002tr\u4e3b\u8981\u7528\u4e8e\u5220\u9664\u6587\u4ef6\u4e2d\u63a7\u5236\u5b57\u7b26\u6216\u8fdb\u884c\u5b57\u7b26\u8f6c\u6362\u3002\u8bed\u6cd5\uff1a
tr -c -d -s ["string1_to_translate_from"] ["string2_to_translate_to"] < input-file>
-c \u7528\u5b57\u7b26\u4e321\u4e2d\u5b57\u7b26\u96c6\u7684\u8865\u96c6\u66ff\u6362\u6b64\u5b57\u7b26\u96c6\uff0c\u8981\u6c42\u5b57\u7b26\u96c6\u4e3aASCII\u3002
-d \u5220\u9664\u5b57\u7b26\u4e321\u4e2d\u6240\u6709\u8f93\u5165\u5b57\u7b26\u3002
-s \u5220\u9664\u6240\u6709\u91cd\u590d\u51fa\u73b0\u5b57\u7b26\u5e8f\u5217\uff0c\u53ea\u4fdd\u7559\u7b2c\u4e00\u4e2a\uff1b\u5373\u5c06\u91cd\u590d\u51fa\u73b0\u5b57\u7b26\u4e32\u538b\u7f29\u4e3a\u4e00\u4e2a\u5b57\u7b26\u4e32\u3002
\u5b57\u7b26\u8303\u56f4
\u6307\u5b9a\u5b57\u7b26\u4e321\u6216\u5b57\u7b26\u4e322\u7684\u5185\u5bb9\u65f6\uff0c\u53ea\u80fd\u4f7f\u7528\u5355\u5b57\u7b26\u6216\u5b57\u7b26\u4e32\u8303\u56f4\u6216\u5217\u8868\u3002
[a-z] a-z\u5185\u7684\u5b57\u7b26\u7ec4\u6210\u7684\u5b57\u7b26\u4e32\u3002
[A-Z] A-Z\u5185\u7684\u5b57\u7b26\u7ec4\u6210\u7684\u5b57\u7b26\u4e32\u3002
[0-9] \u6570\u5b57\u4e32\u3002
octal \u4e00\u4e2a\u4e09\u4f4d\u7684\u516b\u8fdb\u5236\u6570\uff0c\u5bf9\u5e94\u6709\u6548\u7684ASCII\u5b57\u7b26\u3002
[O*n] \u8868\u793a\u5b57\u7b26O\u91cd\u590d\u51fa\u73b0\u6307\u5b9a\u6b21\u6570n\u3002\u56e0\u6b64[O*2]\u5339\u914dOO\u7684\u5b57\u7b26\u4e32\u3002
tr\u4e2d\u7279\u5b9a\u63a7\u5236\u5b57\u7b26\u7684\u4e0d\u540c\u8868\u8fbe\u65b9\u5f0f
\u901f\u8bb0\u7b26\u542b\u4e49\u516b\u8fdb\u5236\u65b9\u5f0f
a Ctrl-G \u94c3\u58f0\u000007
b Ctrl-H \u9000\u683c\u7b26\u000010
f Ctrl-L \u8d70\u884c\u6362\u9875\u000014
n Ctrl-J \u65b0\u884c\u000012
r Ctrl-M \u56de\u8f66\u000015
t Ctrl-I tab\u952e\u000011
v Ctrl-X \u000030
\u4f8b1\uff1a\u5220\u9664\u6587\u4ef6\u4e2d\u91cd\u590d\u7684\u5c0f\u5199\u5b57\u6bcd,\u53cc\u5f15\u53f7\u662f\u5fc5\u987b\u7684
[root@redhat test]# cat new
aaabbbZZZBBBcccDDD
abcabcabcAABBCC
[root@redhat test]# cat new|tr -s "[a-z]"
abZZZBBBcDDD
abcabcabcAABBCC<\/p>\n
\u4f8b2\uff1a\u5220\u9664\u7a7a\u884c
[root@redhat test]# cat new
aaabbbZZZBBBcccDDD<\/p>\n
abcabcabcAABBCC
[root@redhat test]# tr -s "[12]"<new
aaabbbZZZBBBcccDDD
abcabcabcAABBCC<\/p>\n
\u4f8b3\uff1a\u5c06\u5927\u5199\u8f6c\u6210\u5c0f\u5199
[root@redhat test]# tr "[A-Z]" "[a-z]"<new
aaabbbzzzbbbcccddd<\/p>\n
abcabcabcaabbcc<\/p>\n
\u4f8b4\uff1a\u5c06\u5b57\u6bcd\u4ee5\u5916\u7684\u5b57\u7b26\u8f6c\u6362\u6210\u65b0\u884c\uff0c\u5e76\u5220\u9664\u91cd\u590d\u7684
[root@redhat test]# cat new
aa1ab3bbZ4ZZB5B676BcccDDD
567456234234
23423425
abcabcabcAABBCC
[root@redhat test]# tr -cs "[A-Za-z]" "[n*]"<new
aa
ab
bbZ
ZZB
B
BcccDDD
abcabcabcAABBCC
\u5982\u679c\u628a-s\u53bb\u6389\u91cd\u590d\u884c\u53bb\u6389\uff0c\u5c31\u4f1a\u6210\u8fd9\u4e2a\u6837\u5b50
[root@redhat test]# tr -c "[A-Za-z]" "[n*]"<new
aa
ab
bbZ
ZZB
B<\/p>\n
BcccDDD<\/p>\n
abcabcabcAABBCC<\/p>\n
\u4f8b5\uff1a\u628a\/etc\/passwd\u4e2d\u7684\uff1a\u6362\u6210TAB
[root@redhat test]# tr "[:]" "t" <\/etc\/passwd
root x 0 0 root \/root \/bin\/bash
bin x 1 1 bin \/bin \/sbin\/nologin
daemon x 2 2 daemon \/sbin \/sbin\/nologin
adm x 3 4 adm \/var\/adm \/sbin\/nologin
lp x 4 7 lp \/var\/spool\/lpd \/sbin\/nologin
sync x 5 0 sync \/sbin \/bin\/sync
…..<\/p>\n
\u4f8b6\uff1a\u4f7f\u5185\u5bb9\u66f4\u5177\u53ef\u8bfb\u6027
[root@redhat test]# echo $PATH | tr ":" "n"
\/usr\/local\/sbin
\/usr\/local\/bin
\/sbin
\/bin
\/usr\/sbin
\/usr\/bin
\/usr\/X11R6\/bin
\/root\/bin
\/root\/Testsh<\/p>\n
\u4f8b7\uff1a\u5728vi \u4e2d\u4f7f\u7528
1,$!tr -d 'a'<\/p>\n
1.2 wc \u663e\u793a\u884c\u6570\uff0c\u5355\u8bcd\u6570\uff0c\u5b57\u8282\u6570\uff0c\u5b57\u7b26\u6570
\u53c2\u6570:
–byte -c \u4ec5\u4ec5\u663e\u793a\u8f93\u5165\u4e2d\u7684\u5b57\u8282\u6570
–lines -l \u4ec5\u4ec5\u663e\u793a\u8f93\u5165\u4e2d\u7684\u884c\u6570
–max-line-length -L \u663e\u793a\u8f93\u5165\u4e2d\u6700\u957f\u7684\u884c\u7684\u957f\u5ea6
–chars -m \u4ec5\u4ec5\u663e\u793a\u8f93\u5165\u4e2d\u7684\u5b57\u7b26\u6570
–words -w \u4ec5\u4ec5\u663e\u793a\u8f93\u5165\u4e2d\u7684\u5355\u8bcd\u6570
\u4e00\u4e2a\u5355\u8bcd\u662f\u6307\u7531\u7a7a\u683c\uff0cTAB,\u6362\u884c\u6216\u5b83\u4eec\u7684\u6df7\u5408\u5206\u9694\u9650\u5b9a\u7684\u4e00\u7cfb\u5217\u5b57\u7b26\u3002
1.3 uniq \u663e\u793a\u552f\u4e00\u7684\u884c
\u8bed\u6cd5\uff1auniq [options][input-file][output-lile]
–count -c \u5728\u884c\u9996\u663e\u793a\u8be5\u884c\u5728\u8f93\u5165\u6587\u4ef6\u4e2d\u51fa\u73b0\u7684\u6b21\u6570
–repeated -d \u663e\u793a\u4e00\u6b21\u91cd\u590d\u51fa\u73b0\u7684\u884c\uff0c\u4e0d\u663e\u793a\u6ca1\u6709\u91cd\u590d\u51fa\u73b0\u7684\u884c
–skip-fields=nfield -f nfield \u5ffd\u7565\u6bcf\u884c\u7684\u524dn\u4e2a\u90ae\u7a7a\u767d\u5b57\u7b26\u5206\u9694\u51fa\u7684\u5b57\u6bb5
–ignore-case -i \u6bd4\u8f83\u884c\u65f6\u5ffd\u7565\u5b57\u7b26\u5927\u5c0f\u5199
–skip-chars=nchar -s nchar \u5ffd\u7565\u6bcf\u884c\u7684\u524dn\u4e2a\u5b57\u7b26\u3002\u5982\u679c\u540c\u65f6\u4f7f\u7528\u4e86–skip-nfields\u9009\u9879\uff0cuniq\u5c06\u5ffd\u7565\u884c\u9996\u7684n\u4e2a\u5b57\u6bb5\u4ee5\u53ca\u5b83\u4eec\u540e\u9762\u7684n\u4e2a\u5b57\u7b26\u3002\u53ef\u4ee5\u4f7f\u7528\u8be5\u9009\u9879\u6765\u5ffd\u7565\u5b57\u6bb5\u6253\u5934\u7684\u7a7a\u767d\u5b57\u7b26
–unique -u \u4ec5\u663e\u793a\u90a3\u4e9b\u6ca1\u6709\u91cd\u590d\u51fa\u73b0\u7684\u884c
–check-chars=nchar -w nchar \u5728\u5e94\u7528-f \u4e0e-s\u9009\u9879\u4e4b\u540e\uff0c\u4e00\u5171\u6bd4\u8f83\u884c\u4e2dn\u4e2a\u5b57\u7b26\u3002\u9ed8\u8ba4\u60c5\u51b5\u4e0buniq\u5c06\u6bd4\u8f83\u6574\u884c\u3002
\u4f8b\uff1a
[root@redhat test]# cat 98
i am zb
i am zb
i am zb
fuck you
he is sb
he is sb
he is sb
he is sb
he is sb
he is sb
he is sb
[root@redhat test]# uniq 98
i am zb
fuck you
he is sb
#\u53bb\u6389\u91cd\u590d\u51fa\u73b0\u7684\u884c
[root@redhat test]# uniq -d 98
i am zb
he is sb
#\u663e\u793a\u4e00\u6b21\u91cd\u590d\u51fa\u73b0\u7684\u884c\uff0c\u6ca1\u91cd\u590d\u7684\u4e0d\u663e\u793a
[root@redhat test]# uniq -u 98
fuck you
#\u4ec5\u663e\u793a\u4e0d\u91cd\u590d\u7684\u884c
[root@redhat test]# uniq -c 98
3 i am zb
1 fuck you
7 he is sb
#\u53ea\u663e\u793a\u4e00\u6b21\u91cd\u590d\u51fa\u73b0\u7684\u884c\uff0c\u5e76\u7edf\u8ba1\u51fa\u6570\u6b21\u6570<\/p>\n
1.4 grep \u5728\u6587\u4ef6\u4e2d\u641c\u7d22\u6a21\u5f0f
\u8bed\u6cd5\uff1agrep [options] pattern [file-list]
\u4e3b\u8981\u9009\u9879
-E \u53ef\u4f7f\u7528\u6269\u5c55\u6b63\u5219\u8868\u8fbe\u5f0f\u4e0eegrep\u76f8\u540c
-F \u89e3\u91ca\u4e3a\u56fa\u5b9a\u7684\u5b57\u7b26\u4e32\uff0c\u4e0efgrep\u540c
-G \u89e3\u91ca\u4e3a\u57fa\u672c\u6b63\u5219\u8868\u8fbe\u5f0f\u3002\u9ed8\u8ba4\u503c
\u5176\u5b83\u9009\u9879
–count -c \u53ea\u663e\u793a\u6bcf\u4e2a\u6587\u4ef6\u4e2d\u5305\u542b\u5339\u914d\u7684\u884c\u7684\u6570\u76ee
–context -Cn \u5bf9\u6bcf\u4e2a\u5339\u914d\u7684\u884c\u663e\u793an\u884c\u4e0a\u4e0b\u6587
–file=file -f file \u8be5\u6587\u4ef6\u4e2d\u6bcf\u884c\u90fd\u5305\u542b\u4e00\u4e2a\u6a21\u5f0f\uff0c\u4ece\u8f93\u5165\u4e2d\u627e\u5339\u914d\u6bcf\u4e2a\u6a21\u5f0f\u7684\u884c
–no-filename -h \u5f53\u641c\u7d22\u591a\u4e2a\u6587\u4ef6\u65f6\uff0c\u5728\u6bcf\u884c\u7684\u5f00\u59cb\u4e0d\u663e\u793a\u6587\u4ef6\u540d
–ignore-case -i \u5ffd\u7565\u5927\u5c0f\u5199
–files-with-matches -l \u4ec5\u663e\u793a\u5305\u542b\u5339\u914d\u7684\u6587\u4ef6\u540d\uff0c\u4ec5\u663e\u793a\u4e00\u6b21
–max-count=n -m n \u663e\u793a\u5305\u542b\u5339\u914d\u7684n\u884c\u540e\u505c\u6b62\u8bfb\u53d6\u6587\u4ef6\u6216\u6807\u51c6\u8f93\u5165
–line-number -n \u5728\u663e\u793a\u7684\u6bcf\u884c\u524d\u663e\u793a\u884c\u53f7
–quiet -q \u4e0d\u53d1\u9001\u4efb\u4f55\u5185\u5bb9\u5230\u6807\u51c6\u8f93\u51fa\uff0c\u4ec5\u8bbe\u7f6e\u9000\u51fa\u4ee3\u7801
–recursive -r\u6216-R \u9012\u5f52\u5904\u7406\u76ee\u5f55\u4e2d\u7684\u6240\u6709\u6587\u4ef6
–no-message -s \u5982\u679c\u6587\u4ef6\u4e0d\u5b58\u5728\u6216\u4e0d\u53ef\u8bfb\uff0c\u4e0d\u663e\u793a\u9519\u8bef\u6d88\u606f
–invert-match -v \u663e\u793a\u4e0d\u5305\u542b\u5339\u914d\u7684\u884c,\u53cd\u9009
–word-regxp -w \u5fc5\u987b\u5339\u914d\u6574\u4e2a\u5b57
–line-regxp -x \u5fc5\u987b\u5339\u914d\u6574\u884c<\/p>\n
1.5 sort \u5bf9\u6587\u4ef6\u6392\u5e8f\u6216\u5408\u5e76
\u8bed\u6cd5\uff1asort [options][file-list]
-b \u5ffd\u7565\u884c\u5f00\u5934\u7684\u7a7a\u683c\u6216TAB
-c \u68c0\u67e5\u6587\u4ef6\u662f\u5426\u88ab\u6070\u5f53\u5730\u6392\u5e8f\u3002\u5982\u4ee5\u5df2\u6392\u597d\u5219\u4e0d\u663e\u793a\u4efb\u4f55\u6d88\u606f\uff0c\u5426\u5219\u8fd4\u56de\u9000\u51fa\u72b6\u6001\u4e3a1
-d \u5ffd\u7565\u9664\u5b57\u6bcd\u6570\u5b57\u548c\u7a7a\u767d\u7b26\u5916\u7684\u6240\u6709\u5176\u4ed6\u5b57\u7b26\u3002\u4f8b\u5982\u6807\u70b9\u7b26\u53f7
-f \u5c06\u6240\u6709\u5c0f\u5199\u5b57\u6bcd\u770b\u4f5c\u662f\u5927\u5199\u5b57\u6bcd\u8fdb\u884c\u6bd4\u8f83\u3002
-i \u5ffd\u7565\u6240\u6709\u7684\u975e\u6253\u5370\u5b57\u7b26
-k start[,stop] \u6309\u6307\u5b9a\u7684\u6392\u5e8f\u5b57\u6bb5\u8fdb\u884c\u6392\u5e8f
-m \u5982\u8f93\u5165\u591a\u4e2a\u6587\u4ef6\uff0c\u4e0d\u68c0\u67e5\u6587\u4ef6\u662f\u5426\u6392\u597d\u5e8f\u800c\u76f4\u63a5\u5c06\u5b83\u4eec\u5168\u5e76\u8d77\u6765
-n \u6309\u7b97\u672f\u5e8f\u5217\u6392\u5e8f
-o filename \u5c06\u8f93\u51fa\u53d1\u9001\u5230filename\uff0cfilename\u53ef\u4ee5\u662ffile-li<\/p>\n
st\u4e2d\u67d0\u4e2a\u6587\u4ef6
-r \u6309\u9006\u5e8f\u6392\u5217
-t x \u6307\u5b9a\u5b57\u6bb5\u5206\u9694\u7b26\u4e3ax
-u \u5bf9\u91cd\u590d\u884c\u4ec5\u8f93\u51fa\u4e00\u6b21
\u4f8b1\uff1a
[root@redhat Testsh]# cat cars
plym fury 1970 73 2500
chevy malibu 1990 60 3000
ford mustang 1965 45 10000
volvo s80 1998 102 9850
ford thundbd 2003 15 10500
chevy malibu 2000 50 3500
bmw 325i 1985 115 450
honda accord 2001 30 6000
ford taurus 2004 10 17000
toyota rav4 2002 180 750
chevy impata 1985 85 1550
ford explor 2003 25 9500
[root@redhat Testsh]# sort -n -k5 cars
bmw 325i 1985 115 450
toyota rav4 2002 180 750
chevy impata 1985 85 1550
plym fury 1970 73 2500
chevy malibu 1990 60 3000
chevy malibu 2000 50 3500
honda accord 2001 30 6000
ford explor 2003 25 9500
volvo s80 1998 102 9850
ford mustang 1965 45 10000
ford thundbd 2003 15 10500
ford taurus 2004 10 17000
\u6309\u6570\u5b57\u65b9\u5f0f\u7ed9\u7b2c5\u4e2a\u5b57\u6bb5\u4ece\u5c0f\u5230\u5927\u6392\u5e8f<\/p>\n
\u4f8b2\uff1a
[root@redhat Testsh]# sort -t ":" -k3 -nr \/etc\/passwd
nfsnobody:x:65534:65534:Anonymous NFS User:\/var\/lib\/nfs:\/sbin\/nologin
root5:x:559:0:shashijie:\/home\/root:\/bin\/bash
root4:x:558:0:shashijie:\/home\/root:\/bin\/bash
root3:x:557:0:shashijie:\/home\/root:\/bin\/bash
root2:x:556:0:shashijie:\/home\/root:\/bin\/bash
root1:x:555:0:shashijie:\/home\/root:\/bin\/bash
ssj5:x:554:554:shashijie:\/home\/ssj:\/bin\/bash
ssj4:x:553:553:shashijie:\/home\/ssj:\/bin\/bash
ssj3:x:552:552:shashijie:\/home\/ssj:\/bin\/bash
ssj2:x:551:551:shashijie:\/home\/ssj:\/bin\/bash
ssj1:x:550:550:what,beijing,12345678,123123:\/home\/ssj:\/bin\/bash
test1:x:501:501:testmod:\/home\/test1:\/bin\/bash
ssj:x:500:500:shashijie:\/home\/ssj:\/bin\/bash
nobody:x:99:99:Nobody:\/:\/sbin\/nologin
desktop:x:80:80:desktop:\/var\/lib\/menu\/kde:\/sbin\/nologin
pcap:x:77:77::\/var\/arpwatch:\/sbin\/nologin
sshd:x:74:74:Privilege-separated SSH:\/var\/empty\/sshd:\/sbin\/nologin
vcsa:x:69:69:virtual console memory owner:\/dev:\/sbin\/nologin
webalizer:x:67:67:Webalizer:\/var\/www\/html\/usage:\/sbin\/nologin
smmsp:x:51:51::\/var\/spool\/mqueue:\/sbin\/nologin
apache:x:48:48:Apache:\/var\/www:\/sbin\/nologin
mailnull:x:47:47::\/var\/spool\/mqueue:\/sbin\/nologin
xfs:x:43:43:X Font Server:\/etc\/X11\/fs:\/sbin\/nologin
gdm:x:42:42::\/var\/gdm:\/sbin\/nologin
ntp:x:38:38::\/etc\/ntp:\/sbin\/nologin
rpm:x:37:37::\/var\/lib\/rpm:\/bin\/bash
rpc:x:32:32:Portmapper RPC user:\/:\/sbin\/nologin
rpcuser:x:29:29:RPC Service User:\/var\/lib\/nfs:\/sbin\/nologin
nscd:x:28:28:NSCD Daemon:\/:\/sbin\/nologin
postgres:x:26:26:PostgreSQL Server:\/var\/lib\/pgsql:\/bin\/bash
named:x:25:25:Named:\/var\/named:\/sbin\/nologin
squid:x:23:23::\/var\/spool\/squid:\/sbin\/nologin
ftp:x:14:50:FTP User:\/var\/ftp:\/sbin\/nologin
gopher:x:13:30:gopher:\/var\/gopher:\/sbin\/nologin
games:x:12:100:games:\/usr\/games:\/sbin\/nologin
operator:x:11:0:operator:\/root:\/sbin\/nologin
uucp:x:10:14:uucp:\/var\/spool\/uucp:\/sbin\/nologin
news:x:9:13:news:\/etc\/news:
mail:x:8:12:mail:\/var\/spool\/mail:\/sbin\/nologin
halt:x:7:0:halt:\/sbin:\/sbin\/halt
shutdown:x:6:0:shutdown:\/sbin:\/sbin\/shutdown
sync:x:5:0:sync:\/sbin:\/bin\/sync
lp:x:4:7:lp:\/var\/spool\/lpd:\/sbin\/nologin
adm:x:3:4:adm:\/var\/adm:\/sbin\/nologin
daemon:x:2:2:daemon:\/sbin:\/sbin\/nologin
bin:x:1:1:bin:\/bin:\/sbin\/nologin
root:x:0:0:root:\/root:\/bin\/bash
\u4ee5\uff1a\u4e3a\u5206\u9694\u7b26\uff0c\u6309\u6570\u5b57\u7684\u65b9\u5f0f\u7ed9\u7b2c3\u4e2a\u5b57\u6bb5\u8fdb\u884c\u53cd\u5411\u6392\u5e8f\uff08\u4ece\u5927\u5230\u5c0f\uff09<\/p>\n
\u4f8b3\uff1a
[root@redhat Testsh]# sort -nb -k3.2 cars
chevy malibu 2000 50 3500
honda accord 2001 30 6000
toyota rav4 2002 180 750
ford explor 2003 25 9500
ford thundbd 2003 15 10500
ford taurus 2004 10 17000
ford mustang 1965 45 10000
plym fury 1970 73 2500
bmw 325i 1985 115 450
chevy impata 1985 85 1550
chevy malibu 1990 60 3000
volvo s80 1998 102 9850
\u4ee5\u6570\u5b57\u65b9\u5f0f\uff08-n\uff09\u5ffd\u7565\u4e4b\u524d\u7684\u7a7a\u5b57\u7b26(-b),\u4ece\u7b2c3 \u4e2a\u5b57\u6bb5\u7684\u7b2c2\u4e2a\u5b57\u7b26\u5f00\u59cb\u6392\u5e8f<\/p>\n
\u4f8b4\uff1a
[root@redhat Testsh]# sort -b -k5n -k1f cars
bmw 325i 1985 115 450
toyota rav4 2002 180 750
chevy impata 1985 85 1550
plym fury 1970 73 2500
chevy malibu 1990 60 3000
chevy malibu 2000 50 3500
honda accord 2001 30 6000
ford explor 2003 25 9500
volvo s80 1998 102 9850
ford mustang 1965 45 10000
ford thundbd 2003 15 10500
ford taurus 2004 10 17000
\u5ffd\u7565\u524d\u8fb9\u7684\u7a7a\u5b57\u7b26\uff0c\u6309\u7b2c5\u4e2a\u5b57\u6bb5\u6570\u5b57\u65b9\u6cd5\u8fdb\u884c\u6392\u5e8f\u5982\u679c\u76f8\u540c\u5219\u518d\u6309\u7b2c1\u4e2a\u5b57\u6bb5\u6392\u5e8f\u5e76\u4e0d\u533a\u5206\u5927\u5c0f\u5199<\/p>\n
\u4f8b5\uff1a
[root@redhat Testsh]# sort -b -k3,3 -k1 cars
ford mustang 1965 45 10000
plym fury 1970 73 2500
bmw 325i 1985 115 450
chevy impata 1985 85 1550
chevy malibu 1990 60 3000
volvo s80 1998 102 9850
chevy malibu 2000 50 3500
honda accord 2001 30 6000
toyota rav4 2002 180 750
ford explor 2003 25 9500
ford thundbd 2003 15 10500
ford taurus 2004 10 17000
\u5ffd\u7565\u7a7a\u5b57\u7b26\uff0c\u4ece\u7b2c3 \u4e2a\u5b57\u6bb5\u7684\u7b2c1\u4e2a\u5b57\u7b26\u5f00\u59cb\u5230\u7b2c3 \u4e2a\u5b57\u6bb5\u5c3e\u8fdb\u884c\u6392\u5e8f\uff0c\u5982\u76f8\u540c\u518d\u6309\u5b57\u6bb51 \u8fdb\u884c\u6392\u5e8f\uff0c\u5982\u679c\u4e0d\u6307\u5b9ak3,3\u7684\u672b\u5c3e\uff0c\u5c06\u4f1a\u6bd4\u8f83\u4ece\u7b2c3\u4e2a\u5b57\u6bb5\u5230\u884c\u7684\u7ed3\u675f\uff0c\u5219\u4e0d\u4f1a\u6709\u76f8\u540c\u7684\u884c\uff0c\u5c31\u4e0d\u4f1a\u8fdb\u884c\u7b2c\u4e8c\u6b21\u7684\u6392\u5e8f\u3002<\/p>\n
\u6ce8\u610f\uff1a\u540c\u65f6\u4f7f\u7528-u \u4e0e-f\u65f6\u6709\u65f6\u4f1a\u4e22\u5931\u884c\u6240\u4ee5\u6700\u597d\u8fd9\u6837\u7528
sort -u -k 1f -k 1 test<\/p>\n
1.6 split \u5c06\u6587\u4ef6\u5206\u6210\u51e0\u90e8\u5206
\u8bed\u6cd5\uff1asplit [options][filename[prefix]]
-a len \u6307\u5b9a\u521b\u5efa\u6587\u4ef6\u540d\u540e\u7f00\u7684\u957f\u5ea6\u4e3alen\u4e2a\u5b57\u7b26\u3002\u9ed8\u8ba4\u4e3a2
-b n[u] \u5c06\u8f93\u5165\u5206\u6210n\u4e2a\u5b57\u8282\u957f\u7684\u51e0\u4e2a\u6587\u4ef6\u3002u\u4e3a\u53ef\u9009\u7684\u5355\u4f4d b,k,m
-l num \u5c06\u8f93\u5165\u5206\u89e3\u4e3a\u5177\u6709num\u884c\u957f\u7684\u6587\u4ef6\u3002\u9ed8\u8ba4\u4e3a1000
split -b 200 cars<\/p>\n
1.7 sed
http:\/\/www.kumouse.com\/article.asp?id=106<\/p>\n
1.8 gawk
http:\/\/www.kumouse.com\/article.asp?id=104<\/p>\n
1.9 aspell<\/p>\n
1.10 cmp \u6bd4\u8f83\u4e24\u4e2a\u6587\u4ef6<\/p>\n
1.11 comm \u6bd4\u8f83\u7ecf\u4ee5\u6392\u5e8f\u7684\u6587\u4ef6<\/p>\n
1.12 cpio<\/p>\n
1.13 cut \u4ece\u8f93\u5165\u884c\u4e2d\u9009\u53d6\u5b57\u7b26\u6216\u8005\u5b57\u6bb5
\u8bed\u6cd5\uff1acut [options][file-list]
-c clist \u9009\u53d6\u7531clist\u4e2d\u7684\u5217\u53f7\u6307\u5b9a\u7684\u5b57\u7b26\u3002\uff08\u5404\u503c\u7528\uff0c\u5206\u9694\u3002\u5217\u8303\u56fe\u7528-n,n-,n-m\u6765\u8868\u793a\uff09
-d dchar \u5c06dchar\u4f5c\u4e3a\u8f93\u5165\u5b57\u6bb5\u7684\u5206\u9694\u7b26\u3002\u9ed8\u8ba4\u4e3aTAB.
-f flist \u9009\u62e9flist\u6307\u5b9a\u7684\u5b57\u6bb5\u3002
–output-delimiter=ochar \u5c06ochar\u6307\u5b9a\u4e3a\u8f93\u51fa\u5b57\u6bb5\u5206\u9694\u7b26\u3002
\u4f8b1\uff1a
[root@redhat Testsh]# ll |cut -c57-90|grep ^[a-zA-Z]
apue2.zip
awk_glarr
awk_if
awk_out
awk_t
awk_t1
cars
Fibonacci_recursive.sh
Fibonacci_while.sh
find_uid
fordfile
if.ak
manuf
Recursive.sh
report
text.txt
tmp.sh
word_usage
xaa
xab
xac
xad
\u663e\u793a\u7b2c57-90\u5217\uff0c\u5e76\u53bb\u9664\u7a7a\u767d\u7684\u884c<\/p>\n
1.14 diff \u6bd4\u8f83\u4e24\u4e2a\u6587\u4ef6\u7684\u4e0d\u540c<\/p>\n
1.15 fmt \u7b80\u5355\u5730\u683c\u5f0f\u5316\u6587\u672c
\u8bed\u6cd5\uff1afmt [options][file-list]
-s \u622a\u65ad\u957f\u884c\u4f46\u4e0d\u586b\u5145\u77ed\u884c
-t \u9664\u6bcf\u4e2a\u6bb5\u843d\u7b2c1\u884c\u5916\uff0c\u90fd\u7f29\u8fdb
-u \u6539\u53d8\u683c\u5f0f\u5316\u8f93\u51fa\u4f7f\u5f97\u5b57\u4e4b\u95f4\u4e3a\u4e00\u4e2a\u7a7a\u683c\uff0c\u53e5\u5b50\u4e4b\u95f4\u4e3a\u4e24\u4e2a\u7a7a\u683c
-w n \u5c06\u8f93\u51fa\u7684\u884c\u5bbd\u5ea6\u6539\u4e3an\u4e2a\u5b57\u7b26\u3002\u4e0d\u5e26\u8be5<\/p>\n
\u9009\u9879\uff0cfmt\u8f93\u51fa\u884c\u5bbd\u5ea6\u4e3a75\u4e2a\u5b57\u7b26
\u4f8b\uff1afmt -w 50 memo
\u5c06\u6587\u4ef6memo\u7684\u5bbd\u5ea6\u6539\u4e3a50\u5b57\u7b26\uff0c\u5e76\u8f93\u5165\u5230\u6807\u51c6\u8f93\u51fa<\/p>\n
1.16 od \u6839\u636e\u6307\u5b9a\u7684\u683c\u5f0f\u8f93\u51fa\u6587\u4ef6\u5185\u5bb9 648<\/p>\n
1.17 paste \u5c06\u6587\u4ef6\u5bf9\u5e94\u884c\u8fde\u63a5\u8d77\u6765
\u8bed\u6cd5\uff1apaste[option][file-list]
-d dlist dlist\u662f\u7528\u6765\u5206\u9694\u8f93\u51fa\u5b57\u6bb5\u7684\u5b57\u7b26\u5217\u8868\u3002\u5982\u679c\u4ec5\u6709\u4e00\u4e2a\u5b57\u7b26\uff0cpaste\u5c06\u4f7f\u7528\u8be5\u5b57\u7b26\u66ff\u6362TAB\u4f5c\u4e3a\u5b57\u6bb5\u5206\u9694\u7b26\uff0c\u5982\u5305\u542b\u591a\u4e2a\u5b57\u7b26\uff0c\u8fd9\u4e9b\u5b57\u7b26\u8f6e\u6d41\u4f7f\u7528\u3002
-s \u4e00\u6b21\u5904\u7406\u4e00\u4e2a\u6587\u4ef6\uff0c\u6c34\u5e73\u8fde\u63a5\u3002<\/p>\n
1.17 pr \u7ed9\u6587\u4ef6\u6807\u660e\u9875\u7801\uff0c\u4ee5\u4f9b\u6253\u5370 654<\/p>\n
1.18 strings \u663e\u793a\u53ef\u6253\u5370\u5b57\u7b26\u4e32<\/p>\n","protected":false},"excerpt":{"rendered":"
bash \u6587\u4ef6\u5904\u7406\u64cd\u4f5c\u5de5\u5177\u603b\u7ed3 1 \u5e38\u7528\u8fc7\u6ee4\u56681.1 tr\u53ef\u4ee5\u628atr\u770b\u6210\u662fsed\u7684\u4e00\u4e2a\u7b80\u5316\u7248\u672c\uff0c\u5b83\u53ef\u4ee5\u7528\u4e00\u4e2a\u5b57 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[],"class_list":["post-107","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/posts\/107","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=107"}],"version-history":[{"count":0,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=\/wp\/v2\/posts\/107\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.kumouse.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=107"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=107"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kumouse.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=107"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}