$str = "ほげ"; $int = 1;
$array[] = "hoge"; $array[] = "fuga"; $array[] = "piyo"; print $array[0]; // hoge print $array[1]; // fuga print $array[2]; // piyo
$array = array("hoge","fuga","piyo");
$array = explode(",", "hoge,fuga,piyo"); // exploder("区切り文字","文字列);