++ (increment)
Description
Increments the value of a variable by 1.
Syntax
x{plus}{plus}; // increment x by one and returns the old value of x{plus}{plus}x; // increment x by one and returns the new value of x
Parameters
xintlongReturns
The original or newly incremented value of the variable.
Example Code
1x = 2;2 y = ++x; // x now contains 3, y contains 33 y = x++; // x contains 4, but y still contains 3See also
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License
The Arduino documentation is licensed under the Creative Commons Attribution-Share Alike 4.0 license.