함수 shuffle()

shuffle

Collections.shuffle

1 Java

String strs[] = {"a", "b", "c", "d", "e", "f", "g"};
List<String> list = Arrays.asList(strs);
Collections.shuffle(list);
for (String str : list) {
  System.out.println(str);
}

2 PHP

$arr = array("Apple", "Banana", "Orange", "Mango");
shuffle($arr);
print_r($arr);
// Array
// (
//     [0] => Mango
//     [1] => Orange
//     [2] => Apple
//     [3] => Banana
// )

3 Python

import random
fruits = ["Apple", "Banana", "Orange", "Mango"]
random.shuffle(fruits)
print fruits
# ['Orange', 'Banana', 'Mango', 'Apple']

4 Ruby

fruits = ["Apple", "Banana", "Orange", "Mango"]
puts fruits.sort{ rand }
# Mango
# Orange
# Apple
# Banana

5 같이 보기

• array
• random