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Question: Write a script to reverse a string without using Perl's built in functions?

Answer: my $txt = 'Hello World';
my $len= length($txt);
my $rev;
while($len > 0){
$rev .= substr($txt,$len,1);
print $txt, ' - Reversed = ' , $rev;

Category Perl Interview Questions & Answers - Exam Mode / Learning Mode
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Question: Write a script to reverse a string without using Perl's built in functions?

my $txt = 'Hello World';
my $len= length($txt);
my $rev;
while($len > 0){
$rev .= substr($txt,$len,1);
print $txt, ' - Reversed = ' , $rev; Source:

Answered by: sailas | Date: 5/3/2010 | Contact sailas Contact sailas

my $str="MYSTRING";
my @arr= split(//, $str);
$reverse_str = join('', @reverse_arr);
print $reverse_str;

it prints- GNIRTSYM Source:

Answered by: Dinesh Sehgal | Date: 5/8/2010 | Contact Dinesh Sehgal Contact Dinesh Sehgal

my $str="string";
my @arr=split(//,$str);
for(my $i=scalar @arr; $i>=0;$i--)
print $arr[$i];
} Source:

Answered by: Valli | Date: 7/22/2010 | Contact Valli Contact Valli

$string = "Hello World";
$str = chop($string);
$len = length($string);

$c = chop($string);
$str = $str.$c;
print " Reverse = $str "; Source:

Answered by: Sandeep | Date: 8/24/2010 | Contact Sandeep Contact Sandeep

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