Check output device is a terminal: Difference between revisions
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=={{header|Perl 6}}== |
=={{header|Perl 6}}== |
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{{works with|Rakudo|2015.12}} |
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The .t method on a filehandle tells you whether it's going to the terminal. Here we use the note function to emit our result to standard error rather than standard out. |
The .t method on a filehandle tells you whether it's going to the terminal. Here we use the note function to emit our result to standard error rather than standard out. |
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<pre>$ perl6 -e 'note $*OUT.t' |
<pre>$ perl6 -e 'note $*OUT.t' |
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