[PHP] Á¦¾î ±¸Á¶ - foreach ¹è¿ as º¯¼ö |
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foreach´Â PHP4.0 ÀÌ»ó ¹öÀü¿¡¼¸¸ ÀÛµ¿Çϸç, ÀÌÀü ¹öÀü¿¡¼ foreach¸¦ ÀÌ¿ëÇÏ¸é ¿À·ù°¡ ³³´Ï´Ù. PHP4.0À¸·Î ¹öÀü¾÷ µÇ¸é¼ »õ·Î¿î ±â´ÉÀ̶ó°í ÇÒ ¼ö ÀÖ½À´Ï´Ù. Perl À̶ó´Â ¾ð¾î¿¡ foreachÇÔ¼ö°¡ ÀÖ¾î¼ Æí¸®ÇÏ¿´´Âµ¥ ÀÌÁ¦ PHP4.x ¹öÀü¿¡ foreach ±â´ÉÀÌ Áö¿øµÇ¾î ³Ê¹« ±â»Þ´Ï´Ù. <?
$ab = array("ÀÌÈ£¸²","¿Àº¹¼º","±èö¿µ","Àü°æÃá","ÀÌ°","¹Ú½Â¿ø","±è¼ºÈÆ","±èÁøÇÊ");
$cd = array(
"ÀÌÈ£¸²" => "ÇÁ·Î±×·¡¸Ó",
"¿Àº¹¼º" => "ȸ»ç¿ø",
"±èö¿µ" => "ȸ»ç¿ø",
"Àü°æÃá" => "±ºÀÎ",
"ÀÌ°" => "±ºÀÎ",
"¹Ú½Â¿ø" => "´ëÇлý",
"±è¼ºÈÆ" => "±ºÀÎ",
"±èÁøÇÊ" => "±ºÀÎ"
);
foreach($ab as $name) {
echo("$name<br>");
}
echo("<p> </p>");
foreach($cd as $name => $job) {
echo("\$cd[$name] => $job<br>");
}
echo("<br>----------------------------------------------------------------------<br><br>");
$ab = array("ÀÌÈ£¸²","¿Àº¹¼º","±èö¿µ","Àü°æÃá","ÀÌ°","¹Ú½Â¿ø","±è¼ºÈÆ","±èÁøÇÊ");
$cd = array(
"ÀÌÈ£¸²" => "ÇÁ·Î±×·¡¸Ó",
"¿Àº¹¼º" => "ȸ»ç¿ø",
"±èö¿µ" => "ȸ»ç¿ø",
"Àü°æÃá" => "±ºÀÎ",
"ÀÌ°" => "±ºÀÎ",
"¹Ú½Â¿ø" => "´ëÇлý",
"±è¼ºÈÆ" => "±ºÀÎ",
"±èÁøÇÊ" => "±ºÀÎ"
);
for($i=0;$i<count($ab);$i++) {
echo($ab[$i]."<br>");
}
echo("<p> </p>");
for($i=0;$i<count($cd);$i++) {
list($key, $val) = each($cd);
echo("\$cd[$key] => $val<br>");
}
?>
À§ ¿¹¹®Àº ù ¹ø°·Î foreachÇÔ¼ö¸¦ ÀÌ¿ëÇÏ¿© ¹è¿¿¡ ´ã±ä °ªÀ» Ãâ·ÂÇÏ¿´°í µÎ ¹ø°·Î for, count, list, each ¿©·¯ °¡Áö ÇÔ¼ö¸¦ ÀÌ¿ëÇÏ¿© Ãâ·ÂÇÏ¿´½À´Ï´Ù. ÃʵîÇб³ Çлýµéµµ ù ¹ø°¿Í µÎ ¹ø° ¿¹¹®Áß ¾î¶² ÇÔ¼ö¸¦ ÀÌ¿ëÇÏ¿© Ãâ·ÂÇÒ °Í ÀÌ³Ä°í ¹°¾îº¸¸é ´ç¿¬È÷ ù ¹ø° ¿¹¹®¿¡ ÀÌ¿ëµÇ¿´´ø foreachÇÔ¼ö¸¦ ÀÌ¿ëÇÏ¿© Ãâ·ÂÇÒ °ÍÀ̶ó°í ¸»ÇÒ °ÍÀÔ´Ï´Ù. À§ ù ¹ø° ¿¹¹®°ú °°ÀÌ foreach´Â ³Ê¹«³ªµµ Æí¸®ÇÑ ÇÔ¼öÀÔ´Ï´Ù.
À§ ¿¹¹®À» À¥ºê¶óÀú·Î º¸¸é ¾Æ·¡¿Í °°½À´Ï´Ù.
ÀÌÈ£¸²
¿Àº¹¼º
±èö¿µ
Àü°æÃá
ÀÌ°
¹Ú½Â¿ø
±è¼ºÈÆ
±èÁøÇÊ
$cd[ÀÌÈ£¸²] => ÇÁ·Î±×·¡¸Ó
$cd[¿Àº¹¼º] => ȸ»ç¿ø
$cd[±èö¿µ] => ȸ»ç¿ø
$cd[Àü°æÃá] => ±ºÀÎ
$cd[ÀÌ°] => ±ºÀÎ
$cd[¹Ú½Â¿ø] => ´ëÇлý
$cd[±è¼ºÈÆ] => ±ºÀÎ
$cd[±èÁøÇÊ] => ±ºÀÎ
----------------------------------------------------------------------
ÀÌÈ£¸²
¿Àº¹¼º
±èö¿µ
Àü°æÃá
ÀÌ°
¹Ú½Â¿ø
±è¼ºÈÆ
±èÁøÇÊ
$cd[ÀÌÈ£¸²] => ÇÁ·Î±×·¡¸Ó
$cd[¿Àº¹¼º] => ȸ»ç¿ø
$cd[±èö¿µ] => ȸ»ç¿ø
$cd[Àü°æÃá] => ±ºÀÎ
$cd[ÀÌ°] => ±ºÀÎ
$cd[¹Ú½Â¿ø] => ´ëÇлý
$cd[±è¼ºÈÆ] => ±ºÀÎ
$cd[±èÁøÇÊ] => ±ºÀÎ
Á¶¾ð : foreachÇÔ¼ö°¡ Æí¸®ÇÏ´Ù°í list, each ÇÔ¼ö¸¦ ÀÌ¿ëÇÏ¿© Ãâ·ÂÇÏ´Â ¹æ¹ýÀ» ±×³É ³Ñ¾î°¡¸é Àý´ë·Î ¾ÈµË´Ï´Ù. ÇÁ·Î±×·¡¸Ó´Â ¹Ýµå½Ã ¾î·Æ°Ô ±¸ÇöÇÏ´Â °Í°ú ½±°Ô ±¸ÇöÇÏ´Â ¹æ¹ý µÑ´Ù ¾Ë°í ÀÖ¾î¾ß ÇÕ´Ï´Ù.
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