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monochrome_K2 2013/08/07
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monochrome_K2 2013/05/08
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æ–‡å—åˆ—ãŒæ•´æ•°ã‚’è¡¨ç¾ã—ã¦ã„ã‚‹ã‹ã‚’åˆ¤å®šã™ã‚‹ - Perlå…¥é–€ã‚¼ãƒŸ
Perl â€º æ•°å€¤ â€º here æ–‡å—åˆ—ãŒæ•´æ•°ã‚’è¡¨ç¾ã—ã¦ã„ã‚‹ã‹ã‚’åˆ¤å®šã™ã‚‹ã«ã¯ã€æ£è¦è¡¨ç¾ã‚’åˆ©ç”¨ã—ã¾ã™ã€‚æ£è¦è¡¨ç¾ã§æœ€åˆã‹ã‚‰çµ‚ã‚ã‚Šã¾ã§æ•°å—ã§ã§ãã¦ã„ã‚‹ã‹ã©ã†ã‹ã‚’åˆ¤å®šã—ã¾ã™ã€‚ /^[0-9]+$/ æ•´æ•°ã§ã‚ã‚‹ã‹ã©ã†ã‹ã‚’åˆ¤å®šã™ã‚‹ã«ã¯ä¸Šè¨˜ã®æ£è¦è¡¨ç¾ã«ã€å…ˆé ã«+ã‹-ãŒæŒ‡å®šã•ã‚Œã¦ã‚‚ã‹ã¾ã‚ãªã„ã¨ã„ã†ã“ã¨ã‚’ä»˜ã‘åŠ ãˆã‚‹ã ã‘ã§ã™ã€‚ /^[+-]?[0-9]+$/ ã‚µãƒ³ãƒ—ãƒ« å¤‰æ•°ãŒæ•°å€¤ã‹ã©ã†ã‹ã‚’åˆ¤å®šã™ã‚‹ã‚µãƒ³ãƒ—ãƒ«ã§ã™ã€‚ use strict; use warnings; print "1: æ–‡å—åˆ—ãŒæ£ã—ã„æ•°å€¤ã‚’è¡¨ç¾ã—ã¦ã„ã‚‹ã‹ã‚’åˆ¤å®šã™ã‚‹\n"; my $num1 = "345"; # æ–‡å—åˆ—ãŒæ•°å—ã®ã¿ã§ã‚ã‚‹ã‹ã©ã†ã‹ã®åˆ¤å®š # ã€Œå…ˆé ã‹ã‚‰æ•°å—ãŒã²ã¨ã¤ä»¥ä¸Šç¶šã„ã¦æœ«å°¾ã«ã„ãŸã‚‹ã€ã¨èªã‚€ if ($num1 =~ /^[0-9]+$/) { print "$num1ã¯æ•°å—ã®ã¿ã®æ–‡å—åˆ—ã§ã™ã€‚\n"; } # æ•´æ•°ã§ã‚ã‚‹ã‹ã©ã†ã‹ã®åˆ¤
monochrome_K2 2013/04/09
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perl

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monochrome_K2 2011/09/06
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perlreref - Perl ã®æ£è¦è¡¨ç¾ã®ãƒªãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹
This is a quick reference to Perl's regular expressions. For full information see perlre and perlop, as well as the "SEE ALSO" section in this document. æœ¬ãƒ‰ã‚ãƒ¥ãƒ¡ãƒ³ãƒˆã¯ã€Perl ã®æ£è¦è¡¨ç¾ã®ã‚¯ã‚¤ãƒƒã‚¯ãƒªãƒ•ã‚¡ãƒ¬ãƒ³ã‚¹ã§ã™ã€‚ å®Œå…¨ãªæƒ…å ±ã¯ã€perlre ã¨ perlopã€ã¾ãŸã€æœ¬ãƒ‰ã‚ãƒ¥ãƒ¡ãƒ³ãƒˆã® "SEE ALSO" ã‚»ã‚¯ã‚·ãƒ§ãƒ³ã‚’å‚ç…§ã—ã¦ãã ã•ã„ã€‚ æ¼”ç®—åÂ¶
monochrome_K2 2011/07/29
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monochrome_K2 2011/07/28
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monochrome_K2 2010/02/20
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