You can simply join the statements 
my @array2 = @array1;
s/\s+//g for (@array2);

[download]
into one: 
tr/ //d for my @array2 = @array1;

[download]
The tr/// here only treats blanks instead of general white space, but that's easily changed if necessary.

Anno

In reply to Re^3: array with s///g command by Anno
in thread array with s///g command by convenientstore

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