variable and ensures a [...] variable, no other task [...] shared variable, it

the global settings. In the global [...] the global settings

VAR_IN_OUT variable [...] _IN_OUT <variable name> : <data [...] _IN_OUT variable 接收实际变量（“按引

name of a variable [...] variable’s data type [...] variable name should be

VAR_GLOBAL i [...] variable GVL [...] 0042 - access on variable via

局变量列表的名称添加到变量名称之前。 <global variable list name>.<variable> 例

TYPE_CLASS ¶ Global Variable List [...] variable can be obtained

变量在声明部分声明 VAR_GLOBAL RETAIN [...] 持久变量列表中声明的语法 PersistentVars VAR_GLOBAL [...] path to POU variable

'qualified_only'} VAR_GLOBAL [...] _VAR // access to global variable _3

variable> : __SYSTEM [...] info variable 调用 [...] variable> := __VARINFO