articles/perl.md: update
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@ -6,7 +6,7 @@ which can be considered as "inelegant" and leading to "write-only" programs, als
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marks used before identifiers used as a way of communicating the data type of the underlying identifiers; using
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marks used before identifiers used as a way of communicating the data type of the underlying identifiers; using
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the wrong sigil can lead to unexpected type conversion.
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the wrong sigil can lead to unexpected type conversion.
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Perl includes powerful [regex](regular_expressions.md) capabilities, although its regex engine is susceptible to catastrophic
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Perl includes powerful [regex](regular_expression.md) capabilities, although its regex engine is susceptible to catastrophic
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backtracking.
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backtracking.
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It is shipped by default on most [Linux](linux.md) distributions, so it could be used as a replacement for [shell scripts](shell_script.md)
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It is shipped by default on most [Linux](linux.md) distributions, so it could be used as a replacement for [shell scripts](shell_script.md)
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