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Variable Reference >
perl-detect-expression-pattern: preference variable
Default value: (omitted)
Perl mode coloring uses the regular expression pattern in this
variable to help it resolve certain syntax issues with the
operator. It matches keywords that typically precede patterns. Perl
mode assumes an undecorated identifier not in this list is a
subroutine returning a number, not a subroutine taking a pattern
expression as an argument.
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