[B! AWK] nubesã®ãƒ–ãƒƒã‚¯ãƒžãƒ¼ã‚¯

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ãƒ‡ãƒ¼ã‚¿é›†è¨ˆã‚³ãƒžãƒ³ãƒ‰ã‚’æ¥µã‚ã¦ã‚·ã‚¹ãƒ†ãƒ å‡¦ç†ã¨æ¥å‹™é€Ÿåº¦ã‚’çˆ†é€ŸåŒ–ã™ã‚‹ãŠè©± - Y's note
Index ãƒ‡ãƒ¼ã‚¿é›†è¨ˆã‚³ãƒžãƒ³ãƒ‰ çˆ†é€Ÿã§æ¤œç´¢ã—ãŸã„ãœï¼ lookã‚’ä½¿ã† LC_ALL=Cã‚’è¨å®šã™ã‚‹ ãƒ‡ãƒ¼ã‚¿ã®ãƒ©ãƒ³ãƒ€ãƒ ã‚µãƒ³ãƒ—ãƒªãƒ³ã‚°ãŒã—ãŸã„ãœï¼ sedã‚’ä½¿ã† awkã‚’ä½¿ã† sortã®--random-sortã‚’ä½¿ã† Scriptè¨€èªžã‚’ä½¿ã† shufã‚’ä½¿ã† ãƒ©ãƒ³ãƒ€ãƒ ã‚µãƒ³ãƒ—ãƒªãƒ³ã‚°é€Ÿåº¦æ¯”è¼ƒ åˆè¨ˆã¨å¹³å‡å€¤ã‚’é›†è¨ˆã—ãŸã„ãœï¼ åˆ—ãƒ‡ãƒ¼ã‚¿å–å¾— é‡è¤‡è¡Œã®ã‚«ã‚¦ãƒ³ãƒˆ åˆè¨ˆå€¤å‡ºåŠ› å¹³å‡å€¤å‡ºåŠ› è¤‡æ•°ãƒ•ã‚¡ã‚¤ãƒ«ã®ãƒ‡ãƒ¼ã‚¿çµåˆãŒã—ãŸã„ãœï¼ å…±é€šé …ç›®ã§ã®çµåˆ åŒã˜è¡Œæ•°ã§ã®çµåˆ ã¾ã¨ã‚ ãƒ‡ãƒ¼ã‚¿é›†è¨ˆã‚³ãƒžãƒ³ãƒ‰ joinã‚³ãƒžãƒ³ãƒ‰ãŒä¾¿åˆ©éŽãŽã¦ç”Ÿãã‚‹ã®ãŒè¾›ã„ - Yuta.Kikuchiã®æ—¥è¨˜ lookã‚³ãƒžãƒ³ãƒ‰ã«ã‚ˆã‚‹äºŒåˆ†æŽ¢ç´¢ãŒé€Ÿã™ãŽã¦è¦‹ãˆãªã„ - Yuta.Kikuchiã®æ—¥è¨˜ ä»Šæ—¥ã¯ãƒ‡ãƒ¼ã‚¿é›†è¨ˆã‚’è¡Œã†ä¸Šã§çµ¶å¯¾ã«è¦šãˆã¦ãŠã„ãŸæ–¹ãŒè‰¯ã„ã‚³ãƒžãƒ³ãƒ‰ã¨çŸ¥è˜ã‚’ç´¹ä»‹ã—ãŸã„ã¨æ€ã„ã¾ã™ã€‚ã“ã‚Œã‚’èº«ã«ã¤ã‘ã‚Œã°ã‚·ã‚¹ãƒ†ãƒ å‡¦ç†ã¨æ¥å‹™åŠ¹çŽ‡åŒ–ã«å¤§ããç¹‹ãŒã‚‹ã¨æ€ã„ã¾ã™ã€‚ã“ã®è¨˜
nubes 2013/11/16
linux

sort

sed

grep

AWK
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ãŠãã‚‰ãã¯ãã‚Œã•ãˆã‚‚å¹³å‡¡ãªæ—¥ã€…: awkã®ä»£ã‚ã‚Šã«perlã‚’ä½¿ãŠã†
perlã®ã‚³ãƒžãƒ³ãƒ‰ãƒ©ã‚¤ãƒ³ã‚ªãƒ—ã‚·ãƒ§ãƒ³ã«ã¯-aã£ã¦ã®ãŒã‚ã‚Šã¾ã™ã€‚ã“ã‚Œã¯awkãƒ¢ãƒ¼ãƒ‰ã§ã™ã€‚perl --helpè¦‹ã‚‹ã¨autosplit modeã¨ã‹æ›¸ã„ã¦ã‚ã‚Šã¾ã™ãŒã€‚ perlã¯-pã‚„-nã‚ªãƒ—ã‚·ãƒ§ãƒ³ã‚’æ¸¡ã™äº‹ã«ã‚ˆã£ã¦ãƒ•ã‚¡ã‚¤ãƒ«ã‚’ä¸€è¡Œã¥ã¤å‡¦ç†ã—ã¦ãã‚Œã¾ã™ãŒã€ãã®æ™‚ã«-aã‚ªãƒ—ã‚·ãƒ§ãƒ³ã‚’æ¸¡ã™ã¨@Fé…åˆ—ã«ãƒ•ã‚£ãƒ¼ãƒ«ãƒ‰ã®æƒ…å ±ã‚’è‡ªå‹•çš„ã«å…¥ã‚Œã¦ãã‚Œã¾ã™ã€‚ ãƒ•ã‚£ãƒ¼ãƒ«ãƒ‰ã®ã‚»ãƒ‘ãƒ¬ãƒ¼ã‚¿ã¯ãƒ‡ãƒ•ã‚©ãƒ«ãƒˆã§ã¯ã‚¹ãƒšãƒ¼ã‚¹ã§ã™ãŒã€-Fã‚ªãƒ—ã‚·ãƒ§ãƒ³ã§æŒ‡å®šå¯èƒ½ã§ã™ã€‚ ã‚«ãƒ³ãƒžåŒºåˆ‡ã‚Šã®ãƒ†ã‚ã‚¹ãƒˆã®ã€æœ€åˆã®ãƒ•ã‚£ãƒ¼ãƒ«ãƒ‰ã ã‘ã‚’è¡¨ç¤ºã—ãŸã„å ´åˆã¯ä»¥ä¸‹ã®æ§˜ãªæ„Ÿã˜ã€‚ % cat test.txt server1,1343363124,30,/video.php server2,1343363110,20,/profile.php server3,1343363115,7,/login.php server1,1343363105,8,/profile.php %
nubes 2012/07/29
perl

AWK
ãƒªãƒ³ã‚¯
awkæ´ä¸€æ—¥ã®åˆå¿ƒè€…ãŒèªžã‚‹awkç†è§£ã®ãƒã‚¤ãƒ³ãƒˆ - ã‚·ãƒªã‚³ãƒ³ã®è°·ã®ã‚¾ãƒ³ãƒ“
ä»Šã¾ã§ãƒ†ã‚ã‚¹ãƒˆå‡¦ç†ãªã©ã§ãƒ¯ãƒ³ãƒ©ã‚¤ãƒŠãƒ¼ã‚’ä½¿ã†ã¨ãã¯perlã‚’ä½¿ã£ã¦ã„ãŸï¼ŽPerlã‚’å…ˆã«è¦šãˆãŸèº«ã¨ã—ã¦ã¯awkã‚„sedã¯éŽåŽ»ã®ç”£ç‰©ã ã¨æ€ã„è¾¼ã‚“ã§ã„ãŸï¼Žawkã®æ–¹ãŒç°¡æ½”ã«æ›¸ã‘ã‚‹ã‚±ãƒ¼ã‚¹ã«å‡ºãã‚ã—ãŸã“ã¨ã‚’ãã£ã‹ã‘ã«awkã‚’å‹‰å¼·ã—ã¦ã¿ãŸã‚‰å˜ãªé£Ÿã‚ãšå«Œã„ã ã£ãŸã“ã¨ã«æ°—ãŒä»˜ã„ãŸã®ã§ãƒã‚¤ãƒ³ãƒˆã‚’ã¾ã¨ã‚ã¦ã¿ã‚‹ï¼Ž ãªãŠãƒ—ãƒã‚°ãƒ©ãƒŸãƒ³ã‚°è¨€èªžã¨ã—ã¦ã¯AWKã¨ã„ã†è¡¨è¨˜ãŒæ£ã—ã (Aho, Weinberger, Kernighanã®é æ–‡å—! ã¨ã„ã†ã“ã¨ã ã‘ã¯ä»¥å‰ã‹ã‚‰çŸ¥ã£ã¦ã„ãŸ)ï¼Œã‚ªãƒªã‚¸ãƒŠãƒ«å‡¦ç†ç³»ã®ã“ã¨ã‚’awkã¨å‘¼ã¶ã®ã ã‚ã†ã‘ã‚Œã©ï¼Œä»Šå›žã¯å‡¦ç†ç³»ã®é•ã„ã¯æ°—ã«ã—ãªã„ã®ã§awk, nawk, gawkã®é•ã„ã¯æ°—ã«ã—ãªã„ã“ã¨ã«ã—ãŸï¼Žã¦ã„ã†ã‹è©³ã—ãçŸ¥ã‚‰ãªã„ï¼Ž ã€Œawkã£ã¦ãªã‚“ãž?ã€ã¨ã„ã†æ–¹ãŒå¯¾è±¡èªè€…ï¼Žã‚¹ã‚¯ãƒªãƒ—ãƒˆè¨€èªžã¨æ£è¦è¡¨ç¾ã®åŸºç¤ŽçŸ¥è˜ãŒå°‘ã—ã§ã‚‚ã‚ã‚Œã°ï¼ŒãŸã¶ã‚“ã™ãã«ä½¿ãˆã‚‹ã‚ˆã†ã«ãªã‚‹ã¨æ€ã†ï¼Žawkã‚’ä¸€åº¦ã§ã‚‚ä½¿ã£ãŸã“ã¨ãŒã‚ã‚‹äººã«ã¯æ–°ã—ã„æƒ…
nubes 2011/10/21
awk
ãƒªãƒ³ã‚¯
Why you should learn just a little Awk - An Awk tutorial by Example
In grad school, I once saw a prof I was working with grab a text file and in seconds manipulate it into little pieces so deftly it blew my mind. I immediately decided it was time for me to learn awk, which he had so clearly mastered. To this day, 90% of the programmers I talk to have never used awk. Knowing 10% of awk's already small syntax, which you can pick up in just a few minutes, will dramat
nubes 2011/08/28
awk
ãƒªãƒ³ã‚¯
AWKã®ã‚¹ã‚¹ãƒ¡ - ã‚¯ãƒƒã‚¯ãƒ‘ãƒƒãƒ‰é–‹ç™ºè€…ãƒ–ãƒã‚°
ã¯ã˜ã‚ã¾ã—ã¦ã€‚ã‚¤ãƒ³ãƒ•ãƒ©ãƒãƒ¼ãƒ ã®è…åŽŸã¨ã„ã„ã¾ã™ã€‚ ä»Šå¹´ã®7æœˆã«å…¥ç¤¾ã—ã¦ã‹ã‚‰ã€ã‚³ãƒ³ã‚½ãƒ¼ãƒ«ã¨ã«ã‚‰ã‚ã£ã“ã™ã‚‹æ¯Žæ—¥ã‚’éŽã”ã—ã¦ã„ã¾ã™ã€‚ã‚¯ãƒƒã‚¯ãƒ‘ãƒƒãƒ‰ã®ã‚ˆã†ã«ã‚¢ã‚¯ã‚»ã‚¹ã®å¤šã„ã‚µã‚¤ãƒˆã®ã‚µãƒ¼ãƒã‚’æ‰±ã†ã“ã¨ãŒä»Šã¾ã§ç„¡ã‹ã£ãŸã®ã§ã€ã„ã‚ã„ã‚ã¨å‹‰å¼·ã«ãªã‚‹ã“ã¨ãŒå¤šã„ã§ã™ã€‚ ã•ã¦ã€ã‚¤ãƒ³ãƒ•ãƒ©ãƒãƒ¼ãƒ ã§ã¯ã‚µãƒ¼ãƒã®çŠ¶æ³ã‚’ãƒ¢ãƒ‹ã‚¿ãƒªãƒ³ã‚°ã—ã¦ã€ã‚µãƒ¼ãƒã«å•é¡ŒãŒãªã„ã‹ã‚’å¸¸ã«æŠŠæ¡ã™ã‚‹ã‚ˆã†ã«ã—ã¦ã„ã¾ã™ã€‚ãã®ãŸã‚æ—¥å¸¸çš„ã«tailã§ãƒã‚°ã‚’è¿½ã„ã‹ã‘ã¦ã„ã‚‹ã®ã§ã™ãŒã€ãã‚“ãªã¨ãã¯AWKãŒéžå¸¸ã«ä¾¿åˆ©ãªã“ã¨ã«æ°—ä»˜ãã€æœ€è¿‘ã¯ã‹ãªã‚ŠAWKã«ãƒãƒžã£ã¦ã„ã¾ã™ã€‚ ä»Šå›žã¯çµ¶è³›ãƒžã‚¤ãƒ–ãƒ¼ãƒ ä¸ã®AWKã®æ´»ç”¨ä¾‹ã‚’ã”ç´¹ä»‹ã—ãŸã„ã¨æ€ã„ã¾ã™ã€‚ ãªãœAWKãªã®ã‹ï¼Ÿ æ®‹å¿µãªãŒã‚‰AWKã®çŸ¥ååº¦ã¯ã‚ã¾ã‚Šé«˜ããªã„ã‚ˆã†ã§ã€ç¤¾å†…ã§ã‚‚ã€ŒãªãœRubyã§ã‚„ã‚‰ãªã„ã®ã‹ï¼Ÿã€ã¨èžã‹ã‚Œã‚‹ã“ã¨ãŒã‚ã‚Šã¾ã—ãŸã€‚åƒ•ã‚‚å…¥ç¤¾ã™ã‚‹ã¾ã§ã¯cutã®ä»£ã‚ã‚Šãã‚‰ã„ã«ã—ã‹ä½¿ã£ã¦ã„ãªã‹ã£ãŸã®ã§ã™ãŒã€ã‚ã‚‹ã¨ããƒã‚°å‡ºåŠ›ã®æ•´å½¢ã«ä½¿ã£ã¦ä»¥æ¥ã€AW
nubes 2011/01/26
linux

AWK

command
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