Re: Looking for a regular expression for the following pattern.

[0-9_]*[a-zA-Z][a-zA-Z0-9_]*
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So to check if an entire string matches one of your sequences,

if ($str =~ /^[0-9_]*[a-zA-Z][a-zA-Z0-9_]*\z/) {
   ...
}
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Re^2: Looking for a regular expression for the following pattern. by Skeeve (Parson) on Mar 29, 2018 at 17:35 UTC
++ for finally making me clear what's \z is good for… `s$$([},&%#}/&/]+}%&{});#$&&s&&$^X.($'^"%]=\&(\|?{%` `+`.+=%;.#_}\&"^"-+%*).}%:##%}={~=~:.")&e&&s""`$''`"e	[reply] [d/l] [select]