This is a Perl program, run using a terminal (Windows Command Line). I am trying to create an "if this and this is true, or this and this is true" if statement using the same block of code for both conditions …

51 I guess the tag is a variable, and it is checking for 9eaf - but does this exist in Perl? What is the "=~" sign doing here and what are the "/" characters before and after 9eaf doing?

Per perldoc perluniintro, Perl does not support using digits other than [0-9] as numbers, so I would definitely use [0-9] if the following are both true: You want to use the result as a number (such as …

In Perl, I'd like to look up the localtime in a specific timezone. I had been using this technique:

Negative regex for Perl string pattern match Asked 14 years, 5 months ago Modified 8 years, 3 months ago Viewed 183k times

I want to make changes to the contents of a file by modifying, deleting or inserting lines or appending to the beginning of the file. How can I do that in Perl? This is a question from the official...

The match operator is the syntax that tells the Perl interpreter: here comes a regex. In Perl, the match operator is normally delimited by '/' at start and end, but you can use delimiters (e.g., m{^foo}).

Aug 7, 2018 · The Python you show works differently from the Perl code. Why use fancy list comprehension when a simple if else like in Perl will suffice?

How to replace a string in an existing file in Perl Asked 14 years, 4 months ago Modified 4 years, 7 months ago Viewed 163k times

In order for perl to be really useful it mirrors this model very closely, and does not treat files by emulating a magnetic tape as many 4gls do. So it tried an "IOCTL" operation 'open for write' on a file handle …