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Question 
How would you replace a char in string and how do you store 
the number of replacements?
 Question Submitted By :: Nimy
I also faced this Question!!     Rank Answer Posted By  
 
  Re: How would you replace a char in string and how do you store the number of replacements?
Answer
# 1		 
$str='Hello';
$cnt= ($str=~s/l/i/g);
print $cnt;

$cnt stores the number of replacements.
 
Is This Answer Correct ?    2 Yes 2 No
Tanu
 
  Re: How would you replace a char in string and how do you store the number of replacements?
Answer
# 2		 
#!usr/bin/perl
use strict;
use warnings;
my $string="XmanXseriesx";
my $count = ($string =~ tr/X//);
print "There are $count Xs in the string\n";
print $string;
 
Is This Answer Correct ?    0 Yes 0 No
Ananth_s
 
 
 

 
 
 
Other CGI Perl Interview Questions
 
  Question Asked @ Answers
 
Can any1 tell me 2 write the script using perl script 2 looking at a log file 2 see wheather the test has passed or not. TCS2
When would you not use Perl for a project?  1
What is the difference between for & foreach, exec & system? Photon3
What purpose does each of the following serve: -w, strict, - T ?  2
Name an instance where you used a CPAN module? TCS3
Write a script for 'count the no.of digits using regular expressions in perl.. AppLabs4
Why do you program in Perl?  1
How would you replace a char in string and how do you store the number of replacements?  2
What?s your favorite module and why?  1
what r the different type of function in perl ??? Symphony1
How can you create an object of a class in a package? IBM2
What arguments do you frequently use for the Perl interpreter and what do they mean?  1
What is the difference between module and package? IBM1
i have a folder called 'error' and in that, i have error log files which are generated by the build, now i want to findout the string 'error' from each log file and that error has to be copied into the another file called 'analysis'. how do you do this in perl? HP4
How do you open a file for writing?  4
how to search a unique pattern in a file by using perl hash map function ??? plz answer me  2
What does the command "use strict" do and why should you use it? TCS2
Explain the difference between use and require?  2
what is the procedure to define a user define module in your perl application? IBM1
How would you trap error occurred in the perl program/file? IBM2
 
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