D:\swat-master>perlver lib\swat.pm


   ------------------------------------------
 | file        | explicit | syntax | external |
 | ------------------------------------------ |
 | lib\swat.pm | ~        | v5.6.0 | n/a      |
 | ------------------------------------------ |
 | Minimum explicit version : ~                             |
 | Minimum syntax version   : v5.6.0                        |
 | Minimum version of perl  : v5.6.0                        |
   ------------------------------------------