Lecture -23 PERL-Part III

Lecture Series on Internet Technologies by Prof. I. Sengupta, Department of Computer Science Engineering, IIT Kharagpur. For more details on NPTEL visit http://nptel.iitm.ac.in

Category:

Education

Tags:

• PERL-Part
• III

[arunanirudhan]

my $str="Ram and shyam are honest";

$str=~/^(\w+)/;

print "$1\n";

Sir, this will print out Ram

[arunanirudhan]

 print "$1 $2\n";this will print out Ram and

[dksingh024]

no sound come please do something

[skmarwat]

@skmarwat OR /^(\w\s)+$/ i think this will also work, i havnt test it right now but it will.

[skmarwat]

@arunanirudhan yes it will print only the first word, you can change the regex as /^(\w+\s+\w+)$/ , it will print the full line.

[jeevantpt22]

I cont hear voice from this video... Can you correct it ?

[jeevantpt22]

I cont hear voice from this video... Can you correct it ?

[jeevantpt22]

I cont hear voice from this video... Can you correct it ?

[shayansinha87]

@arunanirudhan : you need to correct your concepts ... regex(s) are greedy and not perl ... does that make sence !!!