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/increment.rst | 58 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 source/arduino/increment.rst (limited to 'source/arduino/increment.rst') diff --git a/source/arduino/increment.rst b/source/arduino/increment.rst new file mode 100644 index 0000000..f9e87c9 --- /dev/null +++ b/source/arduino/increment.rst @@ -0,0 +1,58 @@ +.. _arduino-increment: + +++ (increment) / -- (decrement) +=============================== + +Description +----------- + +Increment or decrement a variable + + + +Syntax +------ + +:: + + x++; // increment x by one and returns the old value of x + ++x; // increment x by one and returns the new value of x + + x-- ; // decrement x by one and returns the old value of x + --x ; // decrement x by one and returns the new value of x + + + +Parameters +---------- + +x: an integer or long (possibly unsigned) + + + +Returns +------- + +The original or newly incremented / decremented value of the +variable. + + + +Examples +-------- + +:: + + x = 2; + y = ++x; // x now contains 3, y contains 3 + y = x--; // x contains 2 again, y still contains 3 + + + +See also +-------- + +`+= `_ +`-= `_ + + -- cgit v1.2.3