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µÎ°³ÀÇ º¯¼ö¸¦ ºñ±³ÇÏ´Â strcmp ÇÔ¼ö
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strcmp ÇÔ¼ö´Â µÎ°¡Áö ¹®ÀÚ¿­À» ºñ±³ÇÏ´Â ÇÔ¼ö·Î½á ·Î±×ÀÎÀ» ÇÒ ¶§ »ç¿ëÀÚ ID¿Í ºñ¹Ð¹øÈ£ µîÀ» ºñ±³ÇÒ ¶§ ÁÖ·Î ¾²ÀδÙ.



strcmp ÇÔ¼öÀÇ »ç¿ëÇü½Ä

¹®ÀÚ¿­À» Á÷Á¢ ºñ±³ÇÒ ¶§

strcmp("ºñ±³ÇÒ ¹®ÀÚ¿­1","ºñ±³ÇÒ ¹®ÀÚ¿­2");



º¯¼ö¿¡ µé¾îÀÖ´Â °ªÀ» ºñ±³ÇÒ ¶§

strcmp($º¯¼ö¸í1,$º¯¼ö¸í2);





strcmp ÇÔ¼ö´Â ¹®ÀÚ¿­ ¶Ç´Â º¯¼ö¸¦ ¼­·Î ºñ±³ÇÏ¿© °°À¸¸é 0 À» ¹ÝȯÇÏ°í, ´Ù¸£¸é -1 À» ¹ÝȯÇÑ´Ù.

ÀÌ °ªÀ» °¡Áö°í Á¶°Ç½ÄÀ» ÀÌ¿ëÇؼ­ °ªÀ» È®ÀÎÇÒ ¼öµµ ÀÖ´Ù.



<?
$text1 = "ÅؽºÆ®1";
$text2 = "ÅؽºÆ®2";
$text3 = "ÅؽºÆ®1";
$strcmp = strcmp($text1, $text2);
$strcmp1 = strcmp($text1, $text3);

echo $strcmp."<br>";  // ¹®ÀÚ¿­ÀÌ ´Ù¸£¹Ç·Î -1 À» ¹Ýȯ
echo $strcmp1."<br>"; // ¹®ÀÚ¿­ÀÌ °°À¸¹Ç·Î 0 À» ¹Ýȯ

if ($strcmp == -1)
{
  echo "¹®ÀÚ°ªÀÌ ´Ù¸¨´Ï´Ù.<br>";
}
else
{
  echo "¹®ÀÚ°ªÀÌ °°½À´Ï´Ù<br>";
}

if ($strcmp1 == -1)
{
  echo "¹®ÀÚ°ªÀÌ ´Ù¸¨´Ï´Ù.<br>";
}
else
{
  echo "¹®ÀÚ°ªÀÌ °°½À´Ï´Ù<br>";
}
?>



À§ÀÇ ¼Ò½º¸¦ ÀúÀåÇؼ­ Ãâ·ÂÇغ¸¸é $strcmp ´Â -1 À», $strcmp1 Àº 0 ÀÇ °ªÀ» ¹ÝȯÇÑ´Ù´Â °ÍÀ» ¾Ë ¼ö ÀÖ´Ù.

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