Difference between revisions of "perl notes"
From thelinuxwiki
| Line 8: | Line 8: | ||
===interpolation===double quotes get the value of a variable | ===interpolation===double quotes get the value of a variable | ||
| − | <source lang="python"> | + | <source lang="python"> |
| − | my $amount = 20; | + | my $amount = 20; |
| − | print "$amount\n"; | + | print "$amount\n"; |
| − | print '$amount\n'; | + | print '$amount\n'; |
| − | + | ||
| − | 20 | + | 20 |
| − | $amount\n | + | $amount\n |
| − | + | </source> | |
<source lang="python"></source> | <source lang="python"></source> | ||
Revision as of 11:58, 10 May 2021
variables
local
my $color='green';
global
our $color='purple';
===interpolation===double quotes get the value of a variable
my $amount = 20; print "$amount\n"; print '$amount\n'; 20 $amount\n
