What is the use of command “use strict”?
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Explain splicing of arrays?
what is the function of Return Value?
How to count no of occurrence of a unique patterns in perl?
What does length(%HASH) produce if you have thirty-seven random keys in a newly created hash?
What are the advantages and disadvantages of perl language?
What are prefix dereferencer?
Elaborate on perl bite-wise operators.
What is a perl references?
What syntax is used for grep() function?
Differentiate between use and require, my and local, for and foreach and exec and system
What are the two ways to get private values inside a subroutine?
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?