Hello world/Line printer: Difference between revisions

Content added Content deleted
(Fixed PHP examples)
(I added Salmon code.)
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<lang ruby>open("| lpr", "w") { |f| f.puts "Hello World!" }</lang>
<lang ruby>open("| lpr", "w") { |f| f.puts "Hello World!" }</lang>

=={{header|Salmon}}==
Assuming /dev/lp0 accesses the printer:

<lang Salmon>open_output_text_file("/dev/lp0").print("Hello World!");</lang>

Assuming lpr is a command that prints to a printer:
<lang Salmon>`echo "Hello World!" | lpr`;</lang>


=={{header|Scheme}}==
=={{header|Scheme}}==