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author | Marti Bolivar <mbolivar@mit.edu> | 2010-12-03 20:18:00 -0500 |
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committer | Marti Bolivar <mbolivar@mit.edu> | 2010-12-03 20:18:00 -0500 |
commit | 210f3d2b1555bae87c9de27ea145e16d3bddb0f8 (patch) | |
tree | 5e409fff948c9a1847d08e5ec34f905ea2212956 /source/lang/unsignedlong.rst | |
parent | 11573d0fca18ef2ccd965ab67d419afd48b7cef2 (diff) | |
download | librambutan-210f3d2b1555bae87c9de27ea145e16d3bddb0f8.tar.gz librambutan-210f3d2b1555bae87c9de27ea145e16d3bddb0f8.zip |
cleaning up previous commits.
note that addition of new files under docs/source/lang/api and
docs/source/lang/cpp which were just copies of files in
docs/source/lang/ imply that change history is lost to git.
Diffstat (limited to 'source/lang/unsignedlong.rst')
-rw-r--r-- | source/lang/unsignedlong.rst | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/source/lang/unsignedlong.rst b/source/lang/unsignedlong.rst deleted file mode 100644 index 14a4fc3..0000000 --- a/source/lang/unsignedlong.rst +++ /dev/null @@ -1,41 +0,0 @@ -.. highlight:: cpp - -.. _lang-unsignedlong: - -``unsigned long`` -================= - -An unsigned version of the :ref:`long <lang-long>` data type. An -``unsigned long`` occupies 8 bytes of memory; it stores an integer -from 0 to 2^64-1, which is approximately 1.8×10^19 (18 quintillion, or -18 billion billion). - -Like an :ref:`unsigned int <lang-unsignedint>`, an ``unsigned long`` -won't store negative numbers; it is also subject to the same -:ref:`overflow issues <lang-int-overflow>` as any integral data type. - -Here is an example of declaring an ``unsigned long`` variable named -``c``, then giving it value 299,792,458,000,000,000 (see :ref:`integer -constants <lang-constants-integers-u-l>` for an explanation of the "L" -at the end of the number):: - - // Speed of light in nanometers per second (approximate). - unsigned long c = 299792458000000000L; - -The general syntax for declaring an ``unsigned long`` variable named -``var``, then giving it value ``val``, looks like:: - - unsigned long var = val; - -See Also --------- - -- :ref:`long <lang-long>` -- :ref:`int <lang-int>` -- :ref:`unsigned <lang-unsignedint>` -- :ref:`char <lang-char>` -- :ref:`unsigned char <lang-unsignedchar>` -- :ref:`Integer Constants <lang-constants-integers>` -- :ref:`Variables <lang-variables>` - -.. include:: cc-attribution.txt |