====== LOG ======

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

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

LOG

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

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

===== Description =====

Returns the decadic logarithm value.\\


===== Inputs =====

|Input|Type    |Description|
|IN   |ANY_REAL|Input value|

===== Outputs =====

|Output|Type    |Description |
|=>    |ANY_REAL|Output value|

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

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