PHPの参照渡し

function piyo(&$str){
$str = ‘foo’;
print ‘str : ‘.$str.’¥n’;
}

$aaa = “hogehoge”;
piyo($aaa);

print ‘aaa : ‘.$aaa.’¥n’;


出力結果
str : piyo
aaa : piyo

知らなかった・・・orz

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