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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/arduino/modulo.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/arduino/modulo.rst')
| -rw-r--r-- | docs/source/arduino/modulo.rst | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/docs/source/arduino/modulo.rst b/docs/source/arduino/modulo.rst deleted file mode 100644 index 195d15b..0000000 --- a/docs/source/arduino/modulo.rst +++ /dev/null @@ -1,84 +0,0 @@ -.. _arduino-modulo: - -% (modulo) -========== - -Description ------------ - -Calculates the remainder when one integer is divided by another. It -is useful for keeping a variable within a particular range (e.g. -the size of an array). - - - -Syntax ------- - -result = dividend % divisor - - - -Parameters ----------- - -dividend: the number to be divided - - - -divisor: the number to divide by - - - -Returns -------- - -the remainder - - - -Examples --------- - -:: - - x = 7 % 5; // x now contains 2 - x = 9 % 5; // x now contains 4 - x = 5 % 5; // x now contains 0 - x = 4 % 5; // x now contains 4 - - - -Example Code ------------- - -:: - - /* update one value in an array each time through a loop */ - - int values[10]; - int i = 0; - - void setup() {} - - void loop() - { - values[i] = analogRead(0); - i = (i + 1) % 10; // modulo operator rolls over variable - } - - - -Tip ---- - -The modulo operator does not work on floats. - - - -See also --------- - - -- `division <http://arduino.cc/en/Reference/Arithmetic>`_ - |