Re^9: How to avoid an alphabet and integer next to it in a string?

Forget chomp, just do:

$molform =~ s/\s+$//;
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Re^10: How to avoid an alphabet and integer next to it in a string? by piscean (Acolyte) on Mar 21, 2014 at 19:26 UTC
`$molform =~ s/H\d*//g;` worked for me except for Hg and He. Yup, I tried `$molform =~ s/\s+$//;` The output is zero	[reply] [d/l] [select]