How do find the length of an array?

1049

How does polymorphism work in perl? Give an example.

808

How can you replace the characters from a string and save the number of replacements?

848

Differentiate between c++ and perl.

944

Explain regular expression in perl?

893

Explain tk?

909

Write a program that explains the symbolic table clearly.

911

What does `$result = f() .. g()' really return?

1079

What value is returned by a lone `return;’ statement?

1003

I have one question regarding to eval function. I know eval function is use for error checking but I am not able to understand below line. eval \'exec perl -S $0 ${1+\"$@\"}\' if 0; $0 for script name $@ set if error occur

1989

What are perl variables?

873

What can be done for efficient parameter passing in perl?

830

Explain use of ‘my’ keyword in perl?

883

What does delete function do in perl?

927

If you want to empty an array then how would you do that?

1032