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¹®ÀÚ¿­ ÃßÃâÇϱâ (substr)
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¹®ÀÚ¿­À» ÃßÃâÇÑ´Ù´Â °ÍÀº ¾î¶² ¹®ÀÚ¿­ ¼Ó¿¡¼­ À§Ä¡¿Í ±æÀ̸¦ Á¤ÇØÁ־, ±×¿¡ ÇØ´çÇÏ´Â ¹®ÀÚ¸¦ ÃßÃâÇس»´Â °ÍÀÌ´Ù.  
ÀÌ·± ¹®ÀÚ¿­ ÃßÃâÀ» Çϱâ À§ÇØ substrÀ̶ó´Â ÇÔ¼ö¸¦ »ç¿ëÇÏ°Ô µÇ´Âµ¥, Çü½ÄÀº

substr("¹®ÀÚ¿­", ½ÃÀÛÀ§Ä¡, ±æÀÌ)

¿¹¸¦ µé¾î, phpboy¶ó´Â ¹®ÀÚ¿­ÀÌ ÀÖÀ» ¶§, h¸¦ ÃßÃâÇÑ´Ù¸é

substr("phpboy", 1, 1)

----------------------------------------------------------------------
(PHP 4, PHP 5)
string substr ( string $string, int $start[, int $length] )




  

ADMA 2008-08-01 21:04  
string ¹®ÀÚ¿­À» start ¹®ÀÚ¿­¿¡¼­ºÎÅÍ length ±æÀ̸¸Å­ À߶󳽴Ù. start°¡ ¾ç¼ö¶ó¸é, ¹ÝȯµÇ´Â ¹®ÀÚ¿­Àº 0ºÎÅÍ ½ÃÀ۵Ǵ stringÀÇ start¹ø° À§Ä¡°¡ ½ÃÀÛÁ¡ÀÌ µÈ´Ù. ±×¸®°í start°¡ À½¼ö¶ó¸é, ¹ÝȯµÇ´Â ¹®ÀÚ¿­Àº stringÀÇ ³¡¿¡¼­ºÎÅÍ start¹ø° À§Ä¡°¡ ½ÃÀÛÁ¡ÀÌ µÈ´Ù. ¸¸¾à length°¡ ÁÖ¾îÁö°í ¾ç¼ö¶ó¸é, ¹ÝȯµÇ´Â ¹®ÀÚ¿­Àº start¿¡¼­ ½ÃÀÛÇؼ­ length ±æÀ̱îÁöÀÇ ¹®ÀÚ¿­ÀÌ µÉ °ÍÀÌ´Ù. ¹Ý¸é¿¡ length°¡ À½¼ö¶ó¸é, ¹ÝȯµÇ´Â ¹®ÀÚ¿­Àº start¿¡¼­ ½ÃÀÛÇؼ­ stringÀÇ ³¡¿¡¼­ºÎÅÍ length ±æÀÌÀÇ À§Ä¡¿¡ ÀÖ´Â ¹®ÀÚ±îÁöÀÇ ¹®ÀÚ¿­ÀÌ µÈ´Ù.
string ¹®ÀÚ¿­À» start ¹®ÀÚ¿­¿¡¼­ºÎÅÍ length ±æÀ̸¸Å­ À߶󳽴Ù. start°¡ ¾ç¼ö¶ó¸é, ¹ÝȯµÇ´Â ¹®ÀÚ¿­Àº 0ºÎÅÍ ½ÃÀ۵Ǵ stringÀÇ start¹ø° À§Ä¡°¡ ½ÃÀÛÁ¡ÀÌ µÈ´Ù. ±×¸®°í start°¡ À½¼ö¶ó¸é, ¹ÝȯµÇ´Â ¹®ÀÚ¿­Àº stringÀÇ ³¡¿¡¼­ºÎÅÍ start¹ø° À§Ä¡°¡ ½ÃÀÛÁ¡ÀÌ µÈ´Ù. ¸¸¾à length°¡ ÁÖ¾îÁö°í ¾ç¼ö¶ó¸é, ¹ÝȯµÇ´Â ¹®ÀÚ¿­Àº start¿¡¼­ ½ÃÀÛÇؼ­ length ±æÀ̱îÁöÀÇ ¹®ÀÚ¿­ÀÌ µÉ °ÍÀÌ´Ù. ¹Ý¸é¿¡ length°¡ À½¼ö¶ó¸é, ¹ÝȯµÇ´Â ¹®ÀÚ¿­Àº start¿¡¼­ ½ÃÀÛÇؼ­ stringÀÇ ³¡¿¡¼­ºÎÅÍ length ±æÀÌÀÇ À§Ä¡¿¡ ÀÖ´Â ¹®ÀÚ±îÁöÀÇ ¹®ÀÚ¿­ÀÌ µÈ´Ù.


  

ADMA 2008-08-01 21:04  
$file3 = "80_1.HWP";
$ext1 = substr($file3,-3);
$ext2 = strtolower($ext1);

echo $ext2; //hwp  

ÃßõÃßõ : 239 Ãßõ ¸ñ·Ï
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772
$_FILES
771
´ë¼Ò¹®ÀÚ ¹Ù²Ù±â (strtoupper, strtolower)
770
¹®ÀÚ¿­ µÚÁý±â (strrev)
769
¹®ÀÚ¿­ÀÇ ±æÀÌ (strlen)
768
µÎ°³ÀÇ ¹®ÀÚ¿­À» ºñ±³ (strcmp)
767
ASCII ÄÚµå °ü·Ã ÇÔ¼ö (chr, ord)
766
À̽ºÄÉÀÌÇÁ ÇÔ¼ö (htmlentities)
765
Á¤±ÔÇ¥Çö½Ä °Ë»ç µµ±¸ (ereg, eregi)
764
¹®ÀÚ¿­ÀÇ Å±׸¦ ±×´ë·Î Ãâ·Â (htmlspecialchars)
763
dirname - °æ·ÎÀÇ ±¸¼º¿ä¼ÒÁß¿¡¼­ µð·ºÅ丮 À̸§¸¸ ¹Ýȯ
762
substr_count - ºÎºÐ¹®ÀÚ¿­ÀÇ ¼ö¸¦ ¼¾´Ù
761
preg_match (Á¤±ÔÇ¥Çö½Ä ¸ÅÄ¡¸¦ ¼öÇàÇÕ´Ï´Ù)
760
¹®ÀÚ¿­¿¡¼­ ű׸¦ Á¦°Å (strip_tags)
759
¹®ÀÚ¿­ ã±â (strstr)
758
±úÁø ÇÑ±Û Ã¼Å©
757
SAX API¸¦ ÀÌ¿ëÇÏ¿© xmlÀ» ÆĽÌÇÏ´Â ¿¹
756
·Î±×ÀÎÆäÀÌÁö¿¡¼­ ¿Â °æ¿ì/·Î±×ÀÎÇÑ ÆäÀÌÁö·Î À̵¿
755
¹®ÀÚ¿­ ġȯ (str_replace)
¹®ÀÚ¿­ ÃßÃâÇϱâ (substr)
753
HERE docs ¹®¹ý
752
$_SERVER ÇÔ¼ö
751
¸µÅ©¸¦ °É¶§ http 󸮹æ¹ý
750
str_pad ´ç÷ÀÚ¹ßÇ¥ ¾ÆÀ̵ð ÀÚ¸¦¶§
749
ÀÛ¾÷,Á¡°Ë°øÁö À§ÇØ Æ¯Á¤IP¸¸ Á¢¼ÓÇÏ·Á°í ÇÒ¶§
748
½Ã°£°ü·ÃÇÔ¼ö
747
ÆäÀÌÁö ·Îµù ½Ã°£ ±¸Çϱâ
746
url¿¡ get°ª °¡Á®¿À±â
745
PHP ÀÚÁÖ ¾²´Â ÇÔ¼öµé
744
µð·ºÅ丮¿¡ ÀÖ´Â À̹ÌÁö ÆÄÀÏÀ» Àоîµé¿© º¸¿©ÁÖ´Â À̹ÌÁö °¶·¯¸®
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