PHPã§æ£è¦è¡¨ç¾ã‚’èªã¿ã‚„ã™ãã™ã‚‹æ–¹æ³•:phpspot開発日誌PHP In Action | Readable regular expressions It bothers me: I can dream up more ideas in one afternoon than I can write down in a week. PHPã§æ£è¦è¡¨ç¾ã‚’èªã¿ã‚„ã™ãã™ã‚‹æ–¹æ³•ã€‚ 通常ã€PHPã§æ£è¦è¡¨ç¾ã‚’記述ã™ã‚‹ã¨ãã€æ¬¡ã®ã‚ˆã†ã«preg_matchã«ç›´æŽ¥æ¸¡ã—ã¦ä½¿ã†è¡Œã†ã“ã¨ãŒå¤šã„ã‹ã¨æ€ã„ã¾ã™ã€‚ preg_match("/^[a-z]+$/", $str); æ£è¦è¡¨ç¾ã®å†…容ãŒè¤‡é›‘ã«ãªã‚‹ã«ã¤ã‚Œã€ã‚³ãƒ¼ãƒ‰ãŒã‚ˆã分ã‹ã‚‰ãªããªã‚‹ã“ã¨ã¯ã‚ã‚ŠãŒã¡ã§ã™ã。 ãã“ã§ã€æ¬¡ã®ã‚ˆã†ã«ã‚³ãƒ¼ãƒ‰ã‚’記述ã™ã‚‹ã¨å˜ä½ã”ã¨ã«ã‚³ãƒ¡ãƒ³ãƒˆãŒä»˜ã‘られã¦èªã¿ã‚„ã™ããªã‚Šã¾ã™ã€‚ $regex = '/(w+s+)'. // Word followed by spaces '{6}'. // Repeated six
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