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Perl regex substitutionYou can use the =~ and !~ operations to perform substitution. The operator for this operation is s///. #!/usr/bin/perl
$string="aabcdefghiabc";
$string=~s/abc/123/;
print $string; If you execute this code, the string a123defghiabc will be printed.
Options
$string=~s/abc/123/g; option g will replace all occurances of 'abc' $string will now become 'a123defghi123';
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