Difference between revisions of "Code Snippet: Changing Character Case"

From Coder Merlin
(Added Bash version of changing character casing)
 
(One intermediate revision by one other user not shown)
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== Common Lisp ==
== Common Lisp ==
<syntaxhighlight lang="lisp">
<syntaxhighlight lang="lisp">
(let ((string "Hello, world!"))
(let ((string "For the world is hollow, and I have touched the sky!"))
   (write-line (string-upcase string))
   (write-line (string-upcase string))
   (write-line (string-downcase string)))
   (write-line (string-downcase string)))
</syntaxhighlight>
== Java ==
<syntaxhighlight lang="Java">
String string = "For the world is hollow, and I have touched the sky!";
System.out.println(string.toUpperCase()); // "FOR THE WORLD IS HOLLOW, AND I HAVE TOUCHED THE SKY"
System.out.println(string.toLowerCase()); // "for the world is hollow, and i have touched the sky"
</syntaxhighlight>
</syntaxhighlight>

Latest revision as of 09:07, 19 September 2019

Within these castle walls be forged Mavens of Computer Science ...
— Merlin, The Coder

Print characters in uppercase or lowercase[edit]

Swift[edit]

let string = "For the world is hollow, and I have touched the sky!"
print(string.uppercased())
print(string.lowercased())

Python[edit]

string = "For the world is hollow, and I have touched the sky!"
print(string.upper())
print(string.lower())

Bash[edit]

#!/bin/bash

string="For the world is hollow, and I have touched the sky!"
echo ${string^^}
echo ${string^l}

Common Lisp[edit]

(let ((string "For the world is hollow, and I have touched the sky!"))
  (write-line (string-upcase string))
  (write-line (string-downcase string)))

Java[edit]

String string = "For the world is hollow, and I have touched the sky!";
System.out.println(string.toUpperCase()); // "FOR THE WORLD IS HOLLOW, AND I HAVE TOUCHED THE SKY"
System.out.println(string.toLowerCase()); // "for the world is hollow, and i have touched the sky"