Input/Output

I/O is nessesaly thing in any applications. In this chapter, Let you know how to use I/O in Stack.

Print

print is common thing in standard outputs.

Example:
In this code, print the "Hello, world!" message.

(Hello, world!) print

Result:

Stack〔  〕 ←  (Hello, world!)
Stack〔 (Hello, world!) 〕 ←  print
[Output]: Hello, world!

PrintLn

println is like print. differnnt point is just with line feed. Example:
In this code, print the "Hello, world!" message.

(Hello, world!) println

Result:

Stack〔  〕 ←  (Hello, world!)
Stack〔 (Hello, world!) 〕 ←  println
[Output]: Hello, world!

Input

input is enter from user keyboard. Example:
In this code, Ask user name.

(your name: ) input 
(Welcome, ) swap concat println

Result:

Stack〔  〕 ←  (Hello, world!)
Stack〔  〕 ←  (your name: )
Stack〔 (your name: ) 〕 ←  input
your name: StackStick
Stack〔 (StackStick) 〕 ←  (Welcome, )
Stack〔 (StackStick) | (Welcome, ) 〕 ←  swap
Stack〔 (Welcome, ) | (StackStick) 〕 ←  concat
Stack〔 (Welcome, StackStick) 〕 ←  println
[Output]: Welcome, StackStick