Give an example of using the -n and -p option.
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Explain 'grep' function.
What does last statement do in perl?
how to search a unique pattern in a file by using perl hash map function ??? plz answer me
What does the’$_’ symbol mean?
How to dereference a reference?
How to compare two strings in perl?
How to remove a directory in perl?
Write syntax to use grep function?
Explain perl one-liner?
my @array=('data1','data2'); my @array1=('data1','data2'); my ($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?
What does redo statement do in perl?
Comment on the scope of variables in perl.