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19.5.2 Êä´°¤È¥ß¥Ë¥Ð¥Ã¥Õ¥¡

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Function: completing-read prompt collection &optional predicate require-match initial hist default inherit-input-method

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require-match¤¬nil¤Ç¤¢¤ë¤È¡¢ ¥ß¥Ë¥Ð¥Ã¥Õ¥¡¤Ç¤ÎÆþÎϤ˴ؤï¤é¤º ¥ß¥Ë¥Ð¥Ã¥Õ¥¡¤«¤éÈ´¤±¤ë¥³¥Þ¥ó¥É¤Ïưºî¤¹¤ë¡£ require-match¤¬t¤Ç¤¢¤ë¤È¡¢ ¥ß¥Ë¥Ð¥Ã¥Õ¥¡¤Ç¤ÎÆþÎϤ¬collection¤Î1¤Ä¤ÎÍ×ÁǤËÊä´°¤Ç¤­¤Ê¤¤¸Â¤ê¡¢ ¥ß¥Ë¥Ð¥Ã¥Õ¥¡¤«¤éÈ´¤±¤ëÄ̾ï¤Î¥³¥Þ¥ó¥É¤Ïưºî¤·¤Ê¤¤¡£ require-match¤¬nil¤Ç¤ât¤Ç¤â¤Ê¤¤¤È¡¢ ¥ß¥Ë¥Ð¥Ã¥Õ¥¡¤Ç¤ÎÆþÎϤ¬collection¤Î1¤Ä¤ÎÍ×ÁǤ˰ìÃפ·¤Ê¤¤¸Â¤ê¡¢ ¥ß¥Ë¥Ð¥Ã¥Õ¥¡¤«¤éÈ´¤±¤ë¥³¥Þ¥ó¥É¤Ïưºî¤·¤Ê¤¤¡£

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¥ß¥Ë¥Ð¥Ã¥Õ¥¡¤¬¶õ¤Î¾õÂÖ¤ÇRET¤òÂǤĤȡ¢ ¥æ¡¼¥¶¡¼¤Ï¶õÆþÎϤÇÈ´¤±¤ë¤³¤È¤¬¤Ç¤­¤ë¡£ ¤½¤¦¤¹¤ë¤È¡¢completing-read¤Ï""¤òÊÖ¤¹¡£ ¤³¤ì¤Ë¤è¤ê¡¢ÆÉ¤ß¼è¤Ã¤¿ÃͤËÂФ·¤Æ¥³¥Þ¥ó¥É¤¬»È¤¦¤É¤ó¤Ê¥Ç¥Õ¥©¥ë¥È¤Ç¤â»ØÄê¤Ç¤­¤ë¡£ require-match¤ÎÃÍ¡¢¤ª¤è¤Ó¡¢collection¤Ë¶õʸ»úÎó¤¬ ´Þ¤Þ¤ì¤ë¤«¤É¤¦¤«¤Ë´Ø¤ï¤é¤º¡¢¥æ¡¼¥¶¡¼¤Ï¤³¤Î¤è¤¦¤Ë¤·¤ÆRET¤ÇÌá¤ì¤ë¡£

´Ø¿ôcompleting-read¤Ïread-minibuffer¤ò¸Æ¤Ó½Ð¤¹¤³¤È¤Çưºî¤¹¤ë¡£ require-match¤¬nil¤Ç¤¢¤ë¤È¡¢ ¥­¡¼¥Þ¥Ã¥×¤È¤·¤Æminibuffer-local-completion-map¤ò»È¤¤¡¢ nil°Ê³°¤Ç¤¢¤ë¤Èminibuffer-local-must-match-map¤ò»È¤¦¡£ see Completion Commands¡£

°ú¿ôhist¤Ï¡¢ÆþÎϤòÊݸ¤·¥ß¥Ë¥Ð¥Ã¥Õ¥¡ÍúÎò¥³¥Þ¥ó¥É¤Ç »È¤¦ÍúÎò¥ê¥¹¥ÈÊÑ¿ô¤ò»ØÄꤹ¤ë¡£ ¥Ç¥Õ¥©¥ë¥È¤Ïminibuffer-history¤Ç¤¢¤ë¡£ see Minibuffer History¡£

initial¤¬nil°Ê³°¤Ç¤¢¤ë¤È¡¢ completing-read¤Ï¤³¤ì¤òÆþÎϤΰìÉô¤È¤·¤Æ¥ß¥Ë¥Ð¥Ã¥Õ¥¡¤ËÁÞÆþ¤¹¤ë¡£ ¤³¤ì¤Ë¤è¤ê¡¢¥æ¡¼¥¶¡¼¤ÏÊä´°¥³¥Þ¥ó¥É¤È¤È¤â¤ËÆþÎϤòÊÔ½¸¤Ç¤­¤ë¡£ ¤Û¤È¤ó¤É¤Î¾ì¹ç¡¢initial¤Ç¤Ï¤Ê¤¯default¤ò»È¤¦¤³¤È¤ò´«¤á¤ë¡£

°ú¿ôinherit-input-method¤¬nil°Ê³°¤Ç¤¢¤ë¤È¡¢ ¥ß¥Ë¥Ð¥Ã¥Õ¥¡¤ËÆþ¤ë¤Þ¤¨¤Î¥«¥ì¥ó¥È¥Ð¥Ã¥Õ¥¡¤¬¤Ê¤ó¤Ç¤¢¤ì¡¢ ¥«¥ì¥ó¥È¥Ð¥Ã¥Õ¥¡¤«¤é¸½ºß¤ÎÆþÎÏÊý¼°¡Êsee Input Methods¡Ë¤È enable-multibyte-characters¡Êsee Text Representations¡Ë ¤ÎÀßÄê¤ò·Ñ¾µ¤¹¤ë¡£

ÁȤ߹þ¤ßÊÑ¿ôcompletion-ignore-case¤¬nil°Ê³°¤Ç¤¢¤ë¤È¡¢ Âçʸ»ú¾®Ê¸»ú¤ò¶èÊ̤»¤º¤Ë¸õÊä¤ËÂФ·¤ÆÆþÎϤòÈæ³Ó¤¹¤ë¡£ see Basic Completion¡£

completing-read¤òÍѤ¤¤¿Îã¤ò°Ê²¼¤Ë¼¨¤¹¡£

(completing-read
 "Complete a foo: "
 '(("foobar1" 1) ("barfoo" 2) ("foobaz" 3) ("foobar2" 4))
 nil t "fo")
;; ¾å¤Î¼°¤òɾ²Á¤¹¤ë¤È¥ß¥Ë¥Ð¥Ã¥Õ¥¡¤Ï¤Ä¤®¤Î¤è¤¦¤Ë¤Ê¤ë 

---------- Buffer: Minibuffer ----------
Complete a foo: fo∗
---------- Buffer: Minibuffer ----------

¥æ¡¼¥¶¡¼¤¬DEL DEL b RET¤òÂǤĤȡ¢ completing-read¤Ïbarfoo¤òÊÖ¤¹¡£

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