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Delete line from string using perl

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rajeshkumar created the topic: Delete line from string using perl

Delete line from string using perl
Delete entry from array based on custom duplicate value.
How to delete lines that match certain pattern
$info = ”
This is Rajesh
This is Ram
This is test
This is Raju

Some solutions which i found on net but none of them seems working.


if($line =~ /MatchText/){
$line =~ s/ReplaceMe/REPLACED/gi;


perl -ni -e 'print unless /pattern/' /path/to/filename

$ cat /path/to/file | perl -e 'while(<>){ if( /pattern/ ) { $linecount++; } else { print "$_"; } } print STDERR "Deleted $linecount lines.\n"' > /path/to/newfile

$_ = "$delete"; #readin file content into standard variable
s/pattern//g; #pattern will get replaced by nothing globally
$delete = $_; #new file content back into old file


sed -e '/Bob/d' -e '/Mary/d' outfile

Rajesh Kumar
Twitt me @

Rajesh Kumar