What are the reasons that cookie server can’t handle multiple connections?
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How will you open a file in a write-only mode in perl?
What is the easiest way to download the contents of a URL with Perl?
Explain the meaning of perl one-liner?
What is lexical variable in perl?
Why should I use the -w argument with my Perl programs?
Explain what is lvalue?
What does the’$_’ symbol mean?
In Perl, what is grep function used for?
Explain what is perl language?
Explain string comparison operators in perl.
my @array=('data1','data2'); my @array1=('data1','data2'); my ($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?
Write syntax to use grep function?