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author | Perry Hung <iperry@gmail.com> | 2011-01-24 23:23:29 -0500 |
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committer | Perry Hung <iperry@gmail.com> | 2011-01-24 23:23:29 -0500 |
commit | c48689d34809943a5907884bd287cea9ae275352 (patch) | |
tree | d49ff06b0d4b81f6ab0eac8060d178ce7542476c /docs/source/lang/cpp/doublecast.rst | |
parent | 64431fd4b59cb8656365f1fad5f679cd4d756239 (diff) | |
parent | a9b2d70bc7799ca96c1673b18fe3012b1a4dd329 (diff) | |
download | librambutan-c48689d34809943a5907884bd287cea9ae275352.tar.gz librambutan-c48689d34809943a5907884bd287cea9ae275352.zip |
Merge remote branch 'leaf/master'
Diffstat (limited to 'docs/source/lang/cpp/doublecast.rst')
-rw-r--r-- | docs/source/lang/cpp/doublecast.rst | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/docs/source/lang/cpp/doublecast.rst b/docs/source/lang/cpp/doublecast.rst new file mode 100644 index 0000000..511fe24 --- /dev/null +++ b/docs/source/lang/cpp/doublecast.rst @@ -0,0 +1,27 @@ +.. highlight:: cpp + +.. _lang-doublecast: + +``double()`` (cast) +=================== + +Converts a value to the :ref:`double <lang-double>` floating point +data type. Here is an example:: + + int x = 2; + double d = double(x); // d now holds 2.0, a double value + +The value ``x`` can be of any type. However, if ``x`` is not a number +(like an ``int`` or ``long``), you will get strange results. + +See the :ref:`double <lang-double>` reference for details about the +precision and limitations of ``double`` values on the Maple. + +See Also +-------- + +- :ref:`double <lang-double>` +- :ref:`float <lang-float>` +- :ref:`float() <lang-floatcast>` + +.. include:: cc-attribution.txt |