From 85c1c72db022bba891868afd3375e39dbe245701 Mon Sep 17 00:00:00 2001 From: Marti Bolivar Date: Wed, 20 Oct 2010 06:46:52 -0400 Subject: initial check-in of arduino docs in RST format (converted using wget+pandoc) --- source/arduino/fpconstants.rst | 36 ++++++++++++++++++++++++++++++++++++ 1 file changed, 36 insertions(+) create mode 100644 source/arduino/fpconstants.rst (limited to 'source/arduino/fpconstants.rst') diff --git a/source/arduino/fpconstants.rst b/source/arduino/fpconstants.rst new file mode 100644 index 0000000..284342b --- /dev/null +++ b/source/arduino/fpconstants.rst @@ -0,0 +1,36 @@ +.. _arduino-fpconstants: + +floating point constants +======================== + +Similar to integer constants, floating point constants are used to +make code more readable. Floating point constants are swapped at +compile time for the value to which the expression evaluates. + + + +Examples: + + + +``n = .005;`` + + + +Floating point constants can also be expressed in a variety of +scientific notation. 'E' and 'e' are both accepted as valid +exponent indicators. + + + +:: + + + floating-point evaluates to: also evaluates to: + constant + + 10.0 10 + 2.34E5 2.34 * 10^5 234000 + 67e-12 67.0 * 10^-12 .000000000067 + + -- cgit v1.2.3