====== LEFT ======

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

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

LEFT

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

<code st-iec>
PROGRAM LEFT_DEMO
  VAR
   STRING1,STRING2: STRING;
    INT1: INT;
    END_VAR
    STRING2:=LEFT(IN:=STRING1,L:=INT1);
END_PROGRAM
</code>

===== Description =====

Function returns part of the string. The output string size is defined by the input variable //l//, which specifies how many characters starting from the left there will be at the output.\\


===== Inputs =====

|Input|Type      |Description         |
|IN   |ANY_STRING|Input string        |
|L    |ANY_INT   |Number of characters|

===== Outputs =====

|Output|Type      |Description  |
|=>    |ANY_STRING|Output string|

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

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