dl-breadcrumbs__homedl-breadcrumb-item__separatorConfiguration and programmingdl-breadcrumb-item__separatorProgramming with CODESYSdl-breadcrumb-item__separator...dl-breadcrumb-item__separatorAutomation Builderdl-breadcrumb-item__separatorReference: Programming dl-breadcrumb-item__separatorVariables dl-breadcrumb-item__separatorVariable: VAR
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Variable: VAR

Local variables are declared between the keywords ‎VAR‎ and ‎END_VAR‎ in the declaration part of programming objects. You have read-only access to local variables (externally via the instance path).

The variable can be extended with an attribute keyword (‎CONSTANT‎, ‎RETAIN‎, or ‎PERSISTENT‎).

Example 

VAR
    iVar1 : INT;
END_VAR