함수 range()

range

• Create an array containing a range of elements

1 Bash

echo {2..9}
# 2 3 4 5 6 7 8 9

echo {2..9..3}
# 2 5 8

2 JavaScript

<script src="//rawgit.com/kvz/phpjs/master/functions/var/print_r.js"></script>
<script src="//rawgit.com/kvz/phpjs/master/functions/array/range.js"></script>
<script>
var arr1 = range(0,4);
var arr2 = range(0,10,2);
var arr3 = range('c','g');
var arr4 = range('g','c');
document.write(print_r(arr1, true)); 
document.write(print_r(arr2, true));
document.write(print_r(arr3, true));
document.write(print_r(arr4, true)); 
// Array ( [0] => 0 [1] => 1 [2] => 2 [3] => 3 [4] => 4 )
// Array ( [0] => 0 [1] => 2 [2] => 4 [3] => 6 [4] => 8 [5] => 10 )
// Array ( [0] => c [1] => d [2] => e [3] => f [4] => g )
// Array ( [0] => g [1] => f [2] => e [3] => d [4] => c ) 
</script>

3 PHP

$arr = range(0, 4);
print_r($arr);
// Array ( [0] => 0 [1] => 1 [2] => 2 [3] => 3 [4] => 4 )

$arr = range(0, 10, 2);
print_r($arr);
// Array ( [0] => 0 [1] => 2 [2] => 4 [3] => 6 [4] => 8 [5] => 10 )

$arr = range('c', 'g');
print_r($arr);
// Array ( [0] => c [1] => d [2] => e [3] => f [4] => g )

$arr = range('g', 'c');
print_r($arr);
// Array ( [0] => g [1] => f [2] => e [3] => d [4] => c )

4 Python

Python 2

print( range(4) )
print( range(2,4) )
print( range(4,10,2) )
# [0, 1, 2, 3]
# [2, 3]
# [4, 6, 8]

Python 3

print( range(4) )
print( range(2, 4) )
print( range(2, 10, 2) )
# range(0, 4)
# range(2, 4)
# range(2, 10, 2)
print( list(range(4)) )
print( list(range(2, 4)) )
print( list(range(2, 10, 2)) )
print( list(range(10, -1, -1)) )
# [0, 1, 2, 3]
# [2, 3]
# [2, 4, 6, 8]
# [10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0]

5 같이 보기

• count
• date range
• 로또번호 생성