Question
Explain returning values from subroutines.
Answers
Values can be returned by a subroutine using an explicit return statement. Otherwise it would be the value of the last expression evaluated.
What are prefix dereferencer? List them.
When we dereference a variable using particular prefix, they are called prefix dereference.
(i) $-Scalar variables
(ii) %-Hash variables
(iii) @-arrays
(iv) &-subroutines
(v) Type globs-*myvar stands for @myvar, %myvar.   Your Comment




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