PHP/API ¤Î¥Ð¥Ã¥¯¥¢¥Ã¥×(No.5)
- ¥Ð¥Ã¥¯¥¢¥Ã¥×°ìÍ÷
- º¹Ê¬ ¤òɽ¼¨
- ¸½ºß¤È¤Îº¹Ê¬ ¤òɽ¼¨
- ¥½¡¼¥¹ ¤òɽ¼¨
- PHP/API ¤Ø¹Ô¤¯¡£
- 1 (2008-05-20 (²Ð) 21:23:57)
- 2 (2008-05-20 (²Ð) 23:00:49)
- 3 (2008-05-21 (¿å) 22:38:24)
- 4 (2008-05-22 (ÌÚ) 23:09:45)
- 5 (2008-05-25 (Æü) 21:53:40)
- 6 (2008-05-26 (·î) 02:26:14)
- 7 (2008-06-11 (¿å) 22:41:32)
- 8 (2008-06-16 (·î) 21:00:00)
- 9 (2008-10-19 (Æü) 13:29:41)
- 10 (2010-04-20 (²Ð) 16:15:48)
- 11 (2010-04-20 (²Ð) 20:43:22)
- 12 (2010-05-08 (ÅÚ) 21:31:07)
- 13 (2010-05-09 (Æü) 02:39:30)
- 14 (2011-10-31 (·î) 02:12:56)
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is_string($var) | string·¿¤«Ä´¤Ù¤Þ¤¹¡£ |
is_int($var) | integer·¿¤«Ä´¤Ù¤Þ¤¹¡£ |
is_float($var) | float·¿¤«Ä´¤Ù¤Þ¤¹¡£ |
is_bool($var) | boolean·¿¤«Ä´¤Ù¤Þ¤¹¡£ |
is_array($var) | ÇÛÎó¤«Ä´¤Ù¤Þ¤¹¡£ |
is_resource($var) | ¥ê¥½¡¼¥¹¤«Ä´¤Ù¤Þ¤¹¡£ |
is_object($var) | ¥ª¥Ö¥¸¥§¥¯¥È¤«Ä´¤Ù¤Þ¤¹¡£ |
is_scalar($var) | ¿ôÃͤäʸ»úÎó¤äboolean·¿¤«¡¢¤½¤ì°Ê³°¤«¤òÄ´¤Ù¤Þ¤¹¡£ |
is_numeric($var) | ¿ôÃͤäʸ»úÎ󤫡¢¤½¤ì°Ê³°¤«¤òÄ´¤Ù¤Þ¤¹¡£ |
is_null($var) | null¤«Ä´¤Ù¤Þ¤¹¡£ |
isset($var) | ÊÑ¿ô¤ËÃͤ¬ÀßÄꤵ¤ì¤Æ¤¤¤ë¤«Ä´¤Ù¤Þ¤¹¡£ |
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intval("123") | ʸ»úÎó ¢ª ¿ôÃÍ |
intval("1110", 2) | £²¿Ê¿ôʸ»úÎó ¢ª ¿ôÃÍ |
intval("777", 8) | £¸¿Ê¿ôʸ»úÎó ¢ª ¿ôÃÍ |
intval("fff0", 16) | 16¿Ê¿ôʸ»úÎó ¢ª ¿ôÃÍ |
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- $str1 . $str2
- ʸ»úÎó¤ÎÏ¢·ë¤ò¹Ô¤¤¤Þ¤¹¡£
- strlen($str)
- ʸ»úÎó¤Î¥Ð¥¤¥È¿ô¤òÊÖ¤·¤Þ¤¹¡£
- mb_strlen($str(, "SJIS"))
- ʸ»úÎó¤Îʸ»ú¿ô¤òÊÖ¤·¤Þ¤¹¡£
- strcmp($str1, $str2)
- ¼½ñ½ç¤ËÈæ³Ó¤·¡¢$str1¤¬¾®¤µ¤¤¤È¤¤ÏÉé¤ÎÃͤòÊÖ¤·¤Þ¤¹¡£
- strcmp($str1, $str2, Èæ³Ó¥Ð¥¤¥È¥µ¥¤¥º)
- »ØÄꤷ¤¿¥Ð¥¤¥È¿ô¤À¤±¼½ñ½ç¤ËÈæ³Ó¤·¡¢$str1¤¬¾®¤µ¤¤¤È¤¤ÏÉé¤ÎÃͤòÊÖ¤·¤Þ¤¹¡£
- strcasecmp($str1, $str2)
- Âçʸ»ú¾®Ê¸»ú¤ò¶èÊ̤»¤º¤Ë¼½ñ½ç¤ËÈæ³Ó¤·¡¢$str1¤¬¾®¤µ¤¤¤È¤¤ÏÉé¤ÎÃͤòÊÖ¤·¤Þ¤¹¡£
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- str_pad($str, ¥Ð¥¤¥È¿ô, "=", STR_PAD_BOTH)
- ¥Ð¥¤¥È¿ô¤ÎŤµ¤Ë¤Ê¤ë¤Þ¤Ç¡¢Î¾Ã¼¤ËËä¤á¤¿Ê¸»ú¤òÊÖ¤·¤Þ¤¹¡£STR_PAD_LEFT, STR_PAD_RIGHT¤â»ØÄê¤Ç¤¤Þ¤¹¡£
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- substr($str, ³«»Ï¥Ð¥¤¥È°ÌÃÖ, ¼è¤ê½Ð¤·¥Ð¥¤¥È¿ô)
- »ØÄꤷ¤¿¥Ð¥¤¥È°ÌÃÖ¤ÈŤµ¤Îʸ»úÎó¤ò¼è¤ê½Ð¤·¤Þ¤¹¡£³«»Ï¥Ð¥¤¥È¿ô¤¬¥Þ¥¤¥Ê¥¹¤Î¤È¤±¦¤«¤é¿ô¤¨¤¿¥Ð¥¤¥ÈÈÖÌܤ«¤é³«»Ï¤·¤Þ¤¹¡£¼è¤ê½Ð¤·¥Ð¥¤¥È¿ô¤¬¥Þ¥¤¥Ê¥¹¤Î¤È¤±¦¤«¤é¿ô¤¨¤Æ¤½¤Î¥Ð¥¤¥ÈÌܤè¤êº¸Â¦¤Þ¤Ç¤ò¼è¤ê½Ð¤·¤Þ¤¹¡£
- substr($str, ³«»Ï¥Ð¥¤¥È°ÌÃÖ)
- »ØÄꤷ¤¿¥Ð¥¤¥È°ÌÃÖ¤«¤éËöÈø¤Þ¤Ç¤Îʸ»úÎó¤ò¼è¤ê½Ð¤·¤Þ¤¹¡£
- mb_substr($str, ³«»Ïʸ»ú°ÌÃÖ, ¼è¤ê½Ð¤·Ê¸»ú¿ô)
- ÆâÉôʸ»ú¥¨¥ó¥³¡¼¥Ç¥£¥ó¥°¤òÁ°Äó¤Ë¡¢»ØÄꤷ¤¿Ê¸»ú°ÌÃÖ¤ÈŤµ¤Îʸ»úÎó¤ò¼è¤ê½Ð¤·¤Þ¤¹¡£
- mb_substr($str, ³«»Ïʸ»ú°ÌÃÖ, ¼è¤ê½Ð¤·Ê¸»ú¿ô, "SJIS"Åù)
- »ØÄꤷ¤¿¥¨¥ó¥³¡¼¥Ç¥£¥ó¥°¤òÁ°Äó¤Ë¡¢»ØÄꤷ¤¿Ê¸»ú°ÌÃÖ¤ÈŤµ¤Îʸ»úÎó¤ò¼è¤ê½Ð¤·¤Þ¤¹¡£
- strstr($str, $strSearchWord)
- ºÇ½é¤Ë¸«¤Ä¤«¤Ã¤¿»ØÄêʸ»úÎ󤫤éËöÈø¤Þ¤Ç¤Îʸ»úÎó¤ò¼è¤ê½Ð¤·¤Þ¤¹¡£¸«¤Ä¤«¤é¤Ê¤¤¾ì¹ç¤ÏFALSE¤òÊÖ¤·¤Þ¤¹¡£
- stristr($str, $strSearchWord)
- Âçʸ»ú¾®Ê¸»ú¤ò¶èÊ̤»¤º¤ËºÇ½é¤Ë¸«¤Ä¤«¤Ã¤¿»ØÄêʸ»úÎ󤫤éËöÈø¤Þ¤Ç¤Îʸ»úÎó¤ò¼è¤ê½Ð¤·¤Þ¤¹¡£¸«¤Ä¤«¤é¤Ê¤¤¾ì¹ç¤ÏFALSE¤òÊÖ¤·¤Þ¤¹¡£
- strchr($str, £±Ê¸»ú)
- ºÇ¸å¤Ë¸«¤Ä¤«¤Ã¤¿£±Ê¸»ú¤«¤éËöÈø¤Þ¤Ç¤Îʸ»úÎó¤ò£±Ê¸»ú¤ò´Þ¤á¤ÆÊÖ¤·¤Þ¤¹¡£substr(strchr($str, £±Ê¸»ú), 1)¤È¤¹¤ì¤Ð¡¢´Þ¤á¤º¤Ë¼èÆÀ¤Ç¤¤Þ¤¹¡£
- list($strNumber, $strExt) = sscanf("img15.gif", "img%d.%s");
- ʸ»úÎ󤫤é¥Õ¥©¡¼¥Þ¥Ã¥È¤Ë½¾¤Ã¤Æ°ìÉô¤òÃê½Ð¤·¤Þ¤¹¡£
- sscanf("img15.gif", "img%d.%s", &$strNumber, &$strExt);
- ʸ»úÎ󤫤é¥Õ¥©¡¼¥Þ¥Ã¥È¤Ë½¾¤Ã¤Æ°ìÉô¤òÃê½Ð¤·¤Þ¤¹¡£
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- strpos($str, $strSearchWord)
- ºÇ½é¤Ë¸«¤Ä¤«¤Ã¤¿¥Ð¥¤¥È°ÌÃÖ¤òÊÖ¤·¤Þ¤¹¡£¸«¤Ä¤«¤é¤Ê¤¤¤È¤¤ÏFALSE¤òÊÖ¤·¤Þ¤¹¡£
- strpos($str, $strSearchWord, ¸¡º÷³«»Ï¥Ð¥¤¥È°ÌÃÖ)
- »ØÄꤷ¤¿¥Ð¥¤¥È°ÌÃÖ¤«¤é¸¡º÷¤·¡¢ºÇ½é¤Ë¸«¤Ä¤«¤Ã¤¿¥Ð¥¤¥È°ÌÃÖ¤òÊÖ¤·¤Þ¤¹¡£
- strrpos($str, $strSearchWord)
- ºÇ¸å¤Ë¸«¤Ä¤«¤Ã¤¿¥Ð¥¤¥È°ÌÃÖ¤òÊÖ¤·¤Þ¤¹¡£¸«¤Ä¤«¤é¤Ê¤¤¤È¤¤ÏFALSE¤òÊÖ¤·¤Þ¤¹¡£
- mb_strpos($str, $strSearchWord)
- ºÇ½é¤Ë¸«¤Ä¤«¤Ã¤¿Ê¸»ú°ÌÃÖ¤òÊÖ¤·¤Þ¤¹¡£¸«¤Ä¤«¤é¤Ê¤¤¤È¤¤ÏFALSE¤òÊÖ¤·¤Þ¤¹¡£¡£
- mb_strpos($str, $strSearchWord, ¸¡º÷³«»Ïʸ»ú°ÌÃÖ(, "SJIS"))
- »ØÄꤷ¤¿Ê¸»ú°ÌÃÖ¤«¤é¸¡º÷¤·¡¢ºÇ½é¤Ë¸«¤Ä¤«¤Ã¤¿Ê¸»ú°ÌÃÖ¤òÊÖ¤·¤Þ¤¹¡£
- substr_count($str, ¸¡º÷ʸ»úÎó)
- ¸¡º÷ʸ»úÎó¤Î½Ð¸½²ó¿ô¤òÊÖ¤·¤Þ¤¹¡£
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- substr_replace($str, ÃÖ´¹¸å¤Îʸ»úÎó, ³«»Ï¥Ð¥¤¥È°ÌÃÖ, ºï½ü¤¹¤ë¥Ð¥¤¥È¿ô)
- ʸ»úÎó¤Î°ìÉô¤òÃÖ¤´¹¤¨¤Þ¤¹¡£
- substr_replace($str, ÃÖ´¹¸å¤Îʸ»úÎó, ³«»Ï¥Ð¥¤¥È°ÌÃÖ)
- ʸ»úÎó¤ÎËöÈø¤òÃÖ¤´¹¤¨¤Þ¤¹¡£
- str_replace(ÃÖ´¹Á°Ê¸»úÎó, ÃÖ´¹¸åʸ»úÎó, $str)
- ¸«¤Ä¤«¤Ã¤¿¤¹¤Ù¤Æ¤Îʸ»úÎó¤ò¡¢Ê̤Îʸ»úÎó¤ËÃÖ¤´¹¤¨¤Þ¤¹¡£
- strtr($str, ÃÖ´¹Á°¤Îʸ»ú¥»¥Ã¥È, ÃÖ´¹¸å¤Îʸ»ú¥»¥Ã¥È)
- ʸ»ú¥»¥Ã¥È¤Ë´Þ¤Þ¤ì¤ë³Æʸ»ú¤ò¤½¤ì¤¾¤ìÃÖ´¹¤·¤Þ¤¹¡£
- strtr($str, Ï¢ÁÛÇÛÎó)
- Ï¢ÁÛÇÛÎó¤Î¥¡¼Ê¸»ú¤òÃÍʸ»ú¤ËÃÖ´¹¤·¤Þ¤¹¡£
- strrev($str)
- ʸ»úÎó¤òµÕ¤µ¤Þ¤Ë¤·¤Þ¤¹¡£
- mb_convert_kana($str, ÆüËܸìÊÑ´¹¥ª¥×¥·¥ç¥óʸ»úÎó(, ʸ»ú¥³¡¼¥É))
- Á´³Ñ¡¦È¾³ÑÅù¤ÎÊÑ´¹¤ò¹Ô¤¤¤Þ¤¹¡£
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- $str = sprintf("%02d", $i);
- ¥Õ¥©¡¼¥Þ¥Ã¥È¤·¤¿Ê¸»úÎó¤òÊÖ¤·¤Þ¤¹¡£
- number_format($strNumber)
- ¿ô»úʸ»úÎó¤ò£³·åËè¤Î¥«¥ó¥Þ¶èÀÚ¤ê¤ÇÊÖ¤·¤Þ¤¹¡£
- trim($str)
- Á°¸å¤Î¶õÇò¤òºï½ü¤·¤Þ¤¹¡£
- ltrim($str)
- º¸Â¦¤Î¶õÇò¤òºï½ü¤·¤Þ¤¹¡£
- rtrim($str)
- ±¦Â¦¤Î¶õÇò¤òºï½ü¤·¤Þ¤¹¡£
- wordwrap($str, 10, "<br>", 1)
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- mb_internal_encoding()
- ÆâÉôʸ»ú¥³¡¼¥É¤òɽ¤¹Ê¸»úÎó¤ò¼èÆÀ¤·¤Þ¤¹¡£
- mb_internal_encoding("UTF-8")
- ÆâÉôʸ»ú¥³¡¼¥É¤òUTF-8¤ËÀßÄꤷ¤Þ¤¹¡£Â¾¤Ë"SJIS", "JIS", "EUC-JP"¤¬ÀßÄê¤Ç¤¤Þ¤¹¡£
- mb_convert_encoding($str, "UTF-8")
- ÆâÉôʸ»ú¥³¡¼¥É¤«¤éUTF-8¤Ø¤Îʸ»ú¥³¡¼¥ÉÊÑ´¹¤ò¹Ô¤¤¤Þ¤¹¡£
- mb_convert_encoding($str, "UTF-8", "SJIS")
- SJISʸ»ú¥³¡¼¥É¤«¤éUTF-8¤Ø¤Îʸ»ú¥³¡¼¥ÉÊÑ´¹¤ò¹Ô¤¤¤Þ¤¹¡£
- mb_convert_variables("UTF-8", "SJIS", $arList)
- ÇÛÎ󤹤٤ƤÎÍ×ÁǤǡ¢SJIS¤«¤éUTF-8¤Ø¤Îʸ»ú¥³¡¼¥ÉÊÑ´¹¤ò¹Ô¤¤¤Þ¤¹¡£
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- nl2br($str)
- ²þ¹Ôʸ»ú¤ò<br />¤ËÊÑ´¹¤·¤Þ¤¹¡£
- htmlspecialchars($str)
- HTMLÀ©¸æʸ»ú¡Ö<>'&"¡×¤ò¡Ö<¡×¤Ê¤É¤ËÊÑ´¹¤·¤Þ¤¹¡£
- strip_tags($str)
- HTML¥¿¥°¤ò¼è¤ê½ü¤¤Þ¤¹¡£
- addslashes($str)
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- urlencode(¥¨¥ó¥³¡¼¥ÉÁ°¤Îʸ»úÎó)
- URL¥¨¥ó¥³¡¼¥É¤·¤¿Ê¸»úÎó¤òÊÖ¤·¤Þ¤¹¡£
- urldecode(¥¨¥ó¥³¡¼¥É¸å¤Îʸ»úÎó)
- URL¥Ç¥³¡¼¥É¤ÇÉüµ¢¤·¤¿Ê¸»úÎó¤òÊÖ¤·¤Þ¤¹¡£
- parse_str("p1=a&p2=b")
- ¥¯¥¨¥êʸ»úÎó¤ò²òÀϤ·¤Æ¡¢ÊÑ¿ô¡ÊÎã¤Î¾ì¹ç$p1, $p2)¤òºîÀ®¤·¤Þ¤¹¡£
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- strtolower($str)
- ¾®Ê¸»ú¤ËÃÖ´¹¤·¤Þ¤¹¡£
- strtoupper($str)
- Âçʸ»ú¤ËÃÖ´¹¤·¤Þ¤¹¡£
- dechex(255)
- 10¿Ê¿ô ¢ª 16¿Ê¿ôɽµ¤Îʸ»úÎó¤òÊÖ¤·¤Þ¤¹¡£¤³¤Î¾ì¹ç"ff"¤òÊÖ¤·¤Þ¤¹¡£
- hexdec("ff")
- 16¿Ê¿ô ¢ª 10¿Ê¿ôɽµ¤Îʸ»úÎó¤òÊÖ¤·¤Þ¤¹¡£¤³¤Î¾ì¹ç"255"¤òÊÖ¤·¤Þ¤¹¡£
- decbin(12)
- 10¿Ê¿ô ¢ª 2¿Ê¿ôɽµ¤Îʸ»úÎó¤òÊÖ¤·¤Þ¤¹¡£¤³¤Î¾ì¹ç"1100"¤òÊÖ¤·¤Þ¤¹¡£
- bindec("1100")
- 2¿Ê¿ô ¢ª 10¿Ê¿ôɽµ¤Îʸ»úÎó¤òÊÖ¤·¤Þ¤¹¡£¤³¤Î¾ì¹ç"12"¤òÊÖ¤·¤Þ¤¹¡£
- base_convert("old¿Ê¿ôʸ»úÎó", old¿Ê¿ô, new¿Ê¿ô)
- old¿Ê¿ôʸ»úÎ󤫤énew¿Ê¿ôʸ»úÎó¤ËÊÑ´¹¤·¤Þ¤¹¡£
- crypt($str(, °Å¹æ¤Î¥Ù¡¼¥¹¤È¤Ê¤ë£²Ê¸»ú))
- DES¥¢¥ë¥´¥ê¥º¥à¤ÇÊÑ´¹¤·¤¿¥Ï¥Ã¥·¥åʸ»úÎó¤òÊÖ¤·¤Þ¤¹¡£
- md5($str)
- MD5¥¢¥ë¥´¥ê¥º¥à¤ÇÊÑ´¹¤·¤¿¥Ï¥Ã¥·¥åʸ»úÎó¤òÊÖ¤·¤Þ¤¹¡£
- sha1($str)
- sha1¥¢¥ë¥´¥ê¥º¥à¤ÇÊÑ´¹¤·¤¿¥Ï¥Ã¥·¥åʸ»úÎó¤òÊÖ¤·¤Þ¤¹¡£
- crc32($str)
- CRC¥Á¥§¥Ã¥¯¥µ¥à¿ôÃͤòÊÖ¤·¤Þ¤¹¡£
- uniqid()
- 13ʸ»ú¤Î¥æ¥Ë¡¼¥¯¤ÊIDʸ»úÎó¤òÀ¸À®¤·¤Þ¤¹¡£
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- explode(",", $str)
- ʸ»úÎó¤ò»ØÄꤷ¤¿¶èÀÚ¤êʸ»ú¤Çʬ³ä¤·¤¿ÇÛÎó¤òÊÖ¤·¤Þ¤¹¡£
- split("[,:]", $str)
- ʸ»úÎó¤ò»ØÄꤷ¤¿¶èÀÚ¤êʸ»ú¤Çʬ³ä¤·¤¿ÇÛÎó¤òÊÖ¤·¤Þ¤¹¡£¶èÀÚ¤êʸ»ú¤ËÀµµ¬É½¸½¤¬»È¤¨¤Þ¤¹¡£
- str_split($var)
- ʸ»úÎó¤ò£±Ê¸»ú¤Å¤Ä¤Çʬ³ä¤·¤¿ÇÛÎó¤òÊÖ¤·¤Þ¤¹¡£
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- implode(¶èÀÚ¤êʸ»ú, $arList)
- ÇÛÎó¤Î³ÆÍ×ÁǤò¶èÀÚ¤êʸ»ú¤ÇÏ¢·ë¤·¤¿Ê¸»úÎó¤òÊÖ¤·¤Þ¤¹¡£
- join(¶èÀÚ¤êʸ»ú, $arList)
- implode¤ÈƱ¤¸Æ°ºî¤Ç¤¹¡£
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- round($f)
- ¾¯¿ôÅÀÂ裱°Ì¤Ç»Í¼Î¸ÞÆþ¤·¤Þ¤¹¡£
- floor($f)
- ¾¯¿ôÅÀÂ裱°Ì¤ÇÀÚ¤ê¼Î¤Æ¤Þ¤¹¡£
- ceil($f)
- ¾¯¿ôÅÀÂ裱°Ì¤ÇÀÚ¤ê¾å¤²¤Þ¤¹¡£
- abs($f)
- ÀäÂÐÃͤòµá¤á¤Þ¤¹¡£
- pow($i, $n)
- $i¤Î$n¾èÃͤòµá¤á¤Þ¤¹¡£
- sqrt($f)
- Ê¿Êýº¬¤òµá¤á¤Þ¤¹¡£
- max($a, $b(, ...))
- ºÇÂçÃͤòÊÖ¤·¤Þ¤¹¡£
- max(ÇÛÎó)
- ºÇÂçÃͤòÊÖ¤·¤Þ¤¹¡£
- min($a, $b(, ...))
- ºÇ¾®ÃͤòÊÖ¤·¤Þ¤¹¡£
- min(ÇÛÎó)
- ºÇ¾®ÃͤòÊÖ¤·¤Þ¤¹¡£
- rand(ºÇ¾®ÃÍ, ºÇÂçÃÍ)
- ºÇ¾®ÃͰʾ塢ºÇÂç°ÌÃְʲ¼¤ÎÍð¿ô¤òÊÖ¤·¤Þ¤¹¡£
- mt_rand(ºÇ¾®ÃÍ, ºÇÂçÃÍ)
- ºÇ¾®ÃͰʾ塢ºÇÂç°ÌÃְʲ¼¤ÎÍð¿ô¤ò£´ÇÜ®¤ÇÊÖ¤·¤Þ¤¹¡£
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- deg2rad(30)
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