More than 3 years have passed since last update.

APLメモ

Last updated at 2021-12-21Posted at 2021-12-20

基礎編

hello, world

   'hello, world'
hello, world

数値

   ! 30
2.652528598E32
   | ¯5 5 3j4
5 5 5
   24 60 60 ⊤ 10000
2 46 40
   24 60 60 ⊥ 2 46 40
10000

文字

   ⎕a ⍳ 'ABC'
1 2 3
   1 ⊃ 'ABC'
A
   2 ⌷ 'ABC'
B
   'ABC'[3]
C

テーブル

   +/ 1 2 3 4
10
   1 2 3 ∘.× 1 2 3 4
1 2 3  4
2 4 6  8
3 6 9 12
   (((⍳ 5) - 3) × 0j1) ∘.+ ((⍳ 7) - 4)
¯3J¯2 ¯2J¯2 ¯1J¯2 0J¯2 1J¯2 2J¯2 3J¯2
¯3J¯1 ¯2J¯1 ¯1J¯1 0J¯1 1J¯1 2J¯1 3J¯1
¯3    ¯2    ¯1    0    1    2    3   
¯3J01 ¯2J01 ¯1J01 0J01 1J01 2J01 3J01
¯3J02 ¯2J02 ¯1J02 0J02 1J02 2J02 3J02

4次元

   2 2 2 3 ⍴ ⍳ 100
 1  2  3
 4  5  6
        
 7  8  9
10 11 12
        
        
13 14 15
16 17 18
        
19 20 21
22 23 24

応用編

定義

ex.apl

⍝ comment
∇ res ← hello
	:For i :In ⍳ 3
		⎕ ← i
	:EndFor
	res ← 0
∇
hello

1
2
3

参考

You get articles that match your needs
You can efficiently read back useful information
You can use dark theme

What you can do with signing up