for my $i (0..$#array) { $array[$i] =~ s/x//g; }

[download]
Or take advantage of the fact that foreach aliases the counter variable to the actual element of the list with the following: 
foreach (@array) { s/x//g; }

[download]
That can also be written as 
s/x//g foreach @array;

[download]

Update: Due to distractions, I incorrectly read the OP's question.

In reply to Re: Removing chars from a word from an array by ikegami
in thread Removing chars from a word from an array by Anonymous Monk

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