How to find the length of an array in perl?
What is warn function in perl?
What is perl unshift array function?
Define perl scripting?
What is perl I used for?
Create a function that is only available inside the scope where it is defined ?
Explain tk?
How do I debug a perl program?
How do I sort a hash by the hash value?
What are numeric operators in perl?
How can arrays be tied?
How to read multi lines from a file in perl?
sort a word "system" in perl/shell without using built in functions output should be emssty