What is -> symbol in perl?
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What are perl array functions?
How and what are closures implemented in perl?
What are stdin, stdout and stderr?
How the interpreter is used in Perl?
my @array=('data1','data2'); my @array1=('data1','data2'); my ($i,$k); $i=7; $k=7; while($i){ $array [++$#array] = 'ree'; $i--; print "@array"; } while($k){ push(@array1,'ree'); $k--; print "@array1"; } Are these two while loop are doing the same functionality ? What may be the difference?
How does polymorphism work in perl? Give an example.
Write a script to reverse a string without using perl's built in functions?
You want to concatenate strings with perl. How would you do that?
What are the various uses of perl?
There are two types of eval statements i.e. Eval expr and eval block. Explain them.
How to open a directory in perl?
Explain a tell function in perl?