Copy stdin to stdout: Difference between revisions
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(→{{Header|Perl}}: this is a shell invocation of perl) |
Thundergnat (talk | contribs) (→{{header|Perl 6}}: Add a Perl 6 example) |
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perl -pe '' |
perl -pe '' |
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</lang> |
</lang> |
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=={{header|Perl 6}}== |
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When invoked at a command line: Slightly less magical than Perl / Sed. The p flag means automatically print each line of output to STDOUT. The e flag means execute what follows inside quotes. ".lines" reads lines from the assigned pipe (file handle), STDIN by default. |
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<lang perl6>perl6 -pe'.lines'</lang> |
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When invoked from a file: Lines are auto-chomped, so need to re-add newlines (hence .say rather than .print) |
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<lang perl6>.say for lines</lang> |
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=={{Header|sed}}== |
=={{Header|sed}}== |
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