#scalar

Showing 5 pages (tag pages are not indexed).

• data-structures • beginner
  How to get the length of an array in Perl?
• variables • beginner
  How to swap two scalar variables in Perl?
• variables • intermediate
  How to create a reference to a scalar in Perl?
• variables • beginner
  How to check if a scalar variable is defined in Perl?
• variables • beginner
  How to declare and assign a scalar variable in Perl?