and I could NEVER figure out how to use map

The usual use of map is 

my @new = map { EXPR } @old;

[download]

It's equivalent to 

my @new;
foreach (@old) {
   push @new, EXPR;
}

[download]

In reply to Re: loop through values in a string and print " " around each value. by ikegami
in thread loop through values in a string and print " " around each value. by kevyt

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