Search and replace (perl)

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# 1  
Old 09-19-2013
Search and replace (perl)

How can I achieve this? Perl would be awesome.

Input string a_b c[10_9] //Note there is a blank here
Needed Output a_b_c[10:9]

# 2  
Old 09-19-2013
$var ~= s/ /_/;

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# 3  
Old 09-19-2013
use strict;

my $str = "a_b c[10_9]";
for($str) {
    s/ /_/;
print "$str\n";



Last edited by in2nix4life; 11-12-2013 at 02:26 PM..
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# 4  
Old 09-19-2013
also how can i strip off the text off [] and everything within it.
# 5  
Old 09-20-2013
echo "a_b c[10_9]" | awk '{gsub(/\[[^]]*]/, " ");$1=$1}1'
a_b c

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