Help for this page

Select Code to Download

Select or download this
```
perl -c z3.pl 
z3.pl syntax OK
```

Select or download this

perl -c z3.pl 
Global symbol "$i" requires explicit package name at z3.pl line 6.
...
Global symbol "$file" requires explicit package name at z3.pl line 54.
Global symbol "$file" requires explicit package name at z3.pl line 54.
z3.pl had compilation errors.