מדריך שפת Perl

42;         # The number 42
12.5;       # A floating point number, twelve and a half
101873.000; # 101,873
.005;       # five thousandths
5E-3;       # same number as previous line
23e-100;    # 23 times 10 to the power of -100 (very small)
2.3E-99;    # The same number as the line above!
23e6;       # 23,000,000
23_000_000; # The same number as line above
            # The underscores are for readability only