Or take advantage of split's default behaviour 
my @arr = (q{ one }, q{  two   three  });
for (@arr){
  my $trimmed = join q{ }, split;
  printf qq{*%s*\n}, $trimmed;
}

[download]
*one*
*two three*

[download]

In reply to Re: Trimming whitespaces methods by wfsp
in thread Trimming whitespaces methods by harishnuti

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