Searching for "$"

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• $, the output field separator, and $" the list separator of Perl

• How to extract strings from a file

• Installing and getting started with Perl

• Scalar values and variables - video

• Scalar variables

• $WARNING

• Chomp and $/, the Input Record Separator

• $SYSTEM_FD_MAX

• $LAST_PAREN_MATCH

• $]

• $~

• $$

• $OUTPUT_RECORD_SEPARATOR

• ${^UNICODE}

• ${^MATCH}

• $3

• $<

• $.

• $OS_ERROR

• $OUTPUT_AUTOFLUSH