Panasonic GM1 User Manual page 151

Enumeration
The following are a declaration that defines enumeration enum1 and an example of an ST
program that accesses members of enum1.
"0" and "3" are substituted for variables iVar0 and iVar1, respectively.
Alias
An alias can be used to assign a user-defined name as the name of a data type. Declare a
variable by using an alias defined in the declaration section.
The following are an alias declaration that defines alias "alias1" for LINT and an example of a
declaration section that declares variable iVar0 of the alias1 data type.
Variable iVar0 declared as the alias1 data type is handled as a variable for the LINT data type.
Union
The following are a union declaration that defines union "union1" and an example of an ST
program that accesses members of union1.
WUME-GM1RTXOP-01
6.5 Variables
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