함수 shift()

1 JavaScript

var fruits = ["Banana", "Orange", "Apple", "Mango"];
var fruit = fruits.shift();
console.log(fruit);
// Banana
console.log(fruits);
// Array[3]
// 0: "Orange"
// 1: "Apple"
// 2: "Mango"

2 PHP

PHP array_shift() 문서를 참고하십시오.

$fruits = array("Banana", "Orange", "Apple", "Mango");
$first = array_shift( $fruits );
print_r( $first );
// Banana
print_r( $fruits );
# Array
# (
#     [0] => Orange
#     [1] => Apple
#     [2] => Mango
# )

3 Perl

my @arr = ("Banana", "Orange", "Apple", "Mango");
my $first = shift @arr;
print $first . "\n";
# Banana
print @arr;
# OrangeAppleMango

4 Python

fruits = ['Banana', 'Orange', 'Apple', 'Mango']
first = fruits[0]
fruits = fruits[1:]
print( first )
# Banana
print( fruits )
# ['Orange', 'Apple', 'Mango']

5 Ruby

arr = ["Banana", "Orange", "Apple", "Mango"]
first = arr.shift
puts first
# Banana
puts arr
# Orange
# Apple
# Mango

6 같이 보기

• 함수 unshift()
• 함수 push()
• 함수 pop()
• 함수 first()
• 리스트 unshift, shift, push, pop