ȸ¿ø°¡ÀԡžÆÀ̵ð/ºñ¹øã±â
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°ªÀÌ ¹è¿­ ¾È¿¡ Á¸ÀçÇÏ´ÂÁö È®ÀÎÇÏ´Â in arrayÇÔ¼ö
7³â Àü
in_array

(PHP 4, PHP 5)

in_array — °ªÀÌ ¹è¿­ ¾È¿¡ Á¸ÀçÇÏ´ÂÁö È®ÀÎ

¼³¸í

bool in_array ( mixed $needle , array $haystack [, bool $strict ] )
haystack ¿¡¼­ needle À» ã½À´Ï´Ù.

Àμö

needle
ãÀ» °ª.

Note: needle ÀÌ ¹®ÀÚ¿­À̸é, ´ë¼Ò¹®ÀÚ¸¦ ±¸ºÐÇÏ¿© ºñ±³ÇÕ´Ï´Ù.
haystack
¹è¿­.

strict
¼¼¹ø° Àμö strict ¸¦ TRUE·Î ¼³Á¤Çϸé, in_array() ÇÔ¼ö´Â haystack ¾È¿¡¼­ needle ÀÇ ÀÚ·áÇüµµ È®ÀÎÇÕ´Ï´Ù.

¹Ýȯ°ª

needle À» ¹è¿­¿¡¼­ ãÀ¸¸é TRUE¸¦, ¾Æ´Ï¸é FALSE¸¦ ¹ÝȯÇÕ´Ï´Ù.

º¯°æÁ¡

¹öÀü        ¼³¸í
4.2.0        needle ÀÌ ¹è¿­ÀÏ ¼ö ÀÖ½À´Ï´Ù.
¿¹Á¦

Example #1 in_array() ¿¹Á¦

<?php
$os = array("Mac", "NT", "Irix", "Linux");
if (in_array("Irix", $os)) {
    echo "Got Irix";
}
if (in_array("mac", $os)) {
    echo "Got mac";
}
?>
in_array()°¡ ´ë¼Ò¹®ÀÚ¸¦ ±¸ºÐÇϹǷΠµÎ¹ø° Á¶°ÇÀº ½ÇÆÐÇÏ°í, À§ ÇÁ·Î±×·¥Àº ´ÙÀ½À» Ãâ·ÂÇÕ´Ï´Ù:

Got Irix
Example #2 in_array()¿¡ strict ¿¹Á¦

<?php
$a = array('1.10', 12.4, 1.13);

if (in_array('12.4', $a, true)) {
    echo "'12.4' found with strict check\n";
}

if (in_array(1.13, $a, true)) {
    echo "1.13 found with strict check\n";
}
?>
À§ ¿¹Á¦ÀÇ Ãâ·Â:

1.13 found with strict check
Example #3 in_array()¿¡ needle·Î ¹è¿­

<?php
$a = array(array('p', 'h'), array('p', 'r'), 'o');

if (in_array(array('p', 'h'), $a)) {
    echo "'ph' was found\n";
}

if (in_array(array('f', 'i'), $a)) {
    echo "'fi' was found\n";
}

if (in_array('o', $a)) {
    echo "'o' was found\n";
}
?>
À§ ¿¹Á¦ÀÇ Ãâ·Â:

  'ph' was found
  'o' was found
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