| Index

| Reference for Wiring 1.0 (ALPHA) 0021+. If you have a previous version, use the reference included with your software. If you see any errors or have any comments, let us know.

Name |  | ### #include
Examples |  |
    #include <LiquidCrystal.h>  // includes the LiquidCrystal library in the sketch

    LiquidCrystal myDisplay = LiquidCrystal(8,9,10,2);
    int a = 0;

    void setup()
    {
    }

    void loop()
    {
      myDisplay.clear();
      myDisplay.home();
      myDisplay.print("Variable a is: ");
      myDisplay.setCursor(16, 0);
      myDisplay.print(a);
      a = a + 1;
      delay(200);
    }
Description |  | the #include directive is used to import an external library into a sketch. An #include directive is automatically added to the sketch after using the Sketch/Import Library menu and selecting a library to include. Note the directive special syntax, unlike other wiring comands it doesn´t ends with a semicolon.
Syntax |  |
    #include <library_include_file_name>
Parameters |  |
Returns |  |
Usage |  | Application