====== NEG ======

{{:en:mervis-ide:35-help:neg.png}}

===== Function name =====

NEG

===== ST call =====

<code st-iec>
PROGRAM NEG_DEMO
    VAR
      REAL1,REAL2: REAL;
     END_VAR
    REAL2:= NEG(REAL1);
END_PROGRAM
</code>

===== Description =====

The function negates the input.\\


===== Inputs =====

|Input|Type      |Description|
|IN   |ANY_NUMBER|Input value|

===== Outputs =====

|Output|Type      |Description |
|=>    |ANY_NUMBER|Output value|

===== Application example =====

{{:en:mervis-ide:35-help:neg_example.png}}