diff options
Diffstat (limited to 'source/lang/cpp/while.rst')
-rw-r--r-- | source/lang/cpp/while.rst | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/source/lang/cpp/while.rst b/source/lang/cpp/while.rst new file mode 100644 index 0000000..9047d05 --- /dev/null +++ b/source/lang/cpp/while.rst @@ -0,0 +1,38 @@ +.. highlight:: cpp + +.. _lang-while: + +``while`` +========= + +Syntax +------ + +:: + + while (expression) { + // block of code + } + +Description +----------- + +``while`` loops will repeat the statements inside their associated +block of code until the expression inside the parentheses becomes +:ref:`false <lang-constants-false>`. Something must change the tested +expressions' value, or the ``while`` loop will never exit. This could +be in your code, such as an incremented variable, or an external +condition, such as testing a sensor. + +Example +------- + +:: + + var = 0; + while(var < 200) { + // do something repetitive 200 times + var++; + } + +.. include:: cc-attribution.txt |