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Reference for Wiring version 1.0 Build 0100+ If you have a previous version, use the reference included with your software. If see any errors or have any comments, let us know.

Name |

### null

Examples |
    // ...

    char str[] = "some characters";

    if ( str != null) {
      Serial.print(str);  // Prints 'some characters'
    }

    // ...
Description | Special value used to signify the target is not a valid data element. In Wiring, you may run across the keyword null when trying to access data which is not there. It can also be used as NULL.
Syntax |
    null
    NULL
Usage | Application

Updated on July 07, 2011 11:08:45pm PDT