@@ -783,7 +783,34 @@ The call +str.last(n)+ is equivalent to +str.from(-n)+ if +n+ > 0, and returns a h3. Extensions to +Numeric+ -... +h4. Bytes + +All numbers respond to these methods: + +<ruby> +bytes +kilobytes +megabytes +gigabytes +terabytes +petabytes +exabytes +</ruby> + +They return the corresponding amount of bytes, using a conversion factor of 1024: + +<ruby> +2.kilobytes # => 2048 +3.megabytes # => 3145728 +3.5.gigabytes # => 3758096384 +-4.exabytes # => -4611686018427387904 +</ruby> + +Singular forms are aliased so you are able to say: + +<ruby> +1.megabyte # => 1024 +</ruby> h3. Extensions to +Integer+ railties/guides/source/active_support_core_extensions.textile 106b78d2efb39d8ea347e141eced61b70ca52618 Xavier Noria fxn@hashref.com http://github.com/lifo/docrails/commit/738fd3d4a64c13523ce607357deae45d2f9a0ab5 738fd3d4a64c13523ce607357deae45d2f9a0ab5 2009-11-01T10:50:21-08:00 2009-11-01T10:50:21-08:00 AS guide: documents Numeric#bytes and friends 0bb42c7e715ec678d0e7ebbfe90d2a4fa064facf Xavier Noria fxn@hashref.com