[PHP] foreach 함수 활용 예제

$arr = array("하나", "둘", "셋");
reset($arr);
while (list(, $value) = each($arr)) {
    echo "값: $value<br />\n";
}
echo "<br><br>";

foreach ($arr as $value) {
    echo "값: $value<br />\n";
}
echo "<br><br>";

$arr1 = array("id"=>"weed", "pass"=>"1234", "name"=>"lee", "age"=>"20", "sex"=>"man");
foreach($arr1 as $key=>$value){
 echo $key." : ".$value."<br>";
}
echo "<br>";
echo $arr1['id']."<br>";
echo $arr1['age']."<br>";

 

========== 출 력 ==========

값: 하나
값: 둘
값: 셋

값: 하나
값: 둘
값: 셋

id : weed
pass : 1234
name : lee
age : 20
sex : man

weed
20