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Variables can be redefined time by using the keyword #undef followed by a #define statement to reset the variable.
The #undef keyword can be used with undefined variables without causing an error.
The following code example shows the syntax for using an UNDEF statement.
#undef [variable_name]
Parameters
- variable_name
The variable can include any characters that are not white space.
Example Code
The following code example shows how to use the #undef keyword.
#undef SISNIC_DISPLAY_NAME
See Also
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