====== TRUNC_TO_LINT ======

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

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

TRUNC_TO_LINT

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

<code st-iec>
PROGRAM TRUNC_TO_LINT_DEMO
 VAR
     REAL1: REAL;
        L1: LINT;
   END_VAR
 L1:= TRUNC(IN:=REAL1);
END_PROGRAM
</code>

===== Description =====

Returns the input value truncated to a whole number, cutting off the decimal part.

===== Inputs =====

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

===== Outputs =====

|Output|Type|Description |
|=>    |LINT|Output value|

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

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

===== Calculation example  =====

|Input value|round ( _TO_ )|[[en:mervis-ide:35-help:035-software_basic:060-libraries:020-basic-analogue-boxes:015-mathematics:030-floor|floor]]|[[en:mervis-ide:35-help:035-software_basic:060-libraries:020-basic-analogue-boxes:015-mathematics:020-ceil|ceil]]|[[en:mervis-ide:35-help:035-software_basic:060-libraries:020-basic-analogue-boxes:015-mathematics:065-trunc|trunc]]|
|5.5        |6             |5                  |6                |5    |
|3.8        |4             |3                  |4                |3    |
|2.3        |2             |2                  |3                |3    |
|-2.3       |-2            |-3                 |-2               |-2   |
|-3.8       |-4            |-4                 |-3               |-3   |
|-5.5       |-6            |-6                 |-5               |-5   |