[PHP-users 9328] Re: $BG[Ns$K$D$$$F(B

[HIGASHI Taku]

From: "Tatsuya Kondo" <konet@zc.wakwak.com>
Subject: [PHP-users 9322] $BG[Ns$K$D$$$F(B
Date: Fri, 16 Aug 2002 13:06:23 +0900
Message-ID: <000901c244da$4c06ab60$3201a8c0@tatsuya>

konet> $aa[0]$B!"(B$aa[1]$B!"(B$aa[2]$B!"(B$aa[3]
konet> $B$J$I$NG[Ns$N!"AH$_9g$o$;$rA4$F<hF@$9$kJ}K!$G$9!#(B

$B:F5"$H;HMQ:Q$_MWAG$N:o=|$,%]%$%s%H$G$9$M!#(B
--
#! /usr/local/bin/php
<?php

$a = array( "A", "B", "C", "D" );

for ($num = 1; $num <= count($a); $num++) {
  partOf($a, $num);
}
exit;

function partOf($a, $num, $part = "") {
  for ($i = 0; $i < count($a); $i++) {
    $newPart = $part . $a[$i];

    $b = $a;                            // $BG[Ns$r%3%T!<(B
    array_splice($b, $i, 1);            // $part$B$KBeF~:Q$_$NMWAG$r:o=|(B

    if ($num > 1 && count($b) > 0) {
      partOf($b, $num - 1, $newPart);
    } else {
      print $newPart . "\n";
    }
  }
}
?>
--