DB<106> $a="Infinity"+0
 => "inf"

  DB<109> $a="Inftyddssssd"+0
 => "inf"

  DB<110> $a="Inf"+0
 => "inf"

  DB<111> $a="InF"+0
 => "inf"

##</code><code>##

  DB<123> use warnings; $a='InFiNiTy'+0
 => "inf" 

 DB<125> use warnings;$a="Inftyddssssd"+0
Argument "Inftyddssssd" isn't numeric in addition (+) at (eval 74)[multi_perl5db.pl:644] line 2.