Suppose a law is declared unconstitutional what can be done to change that?
You can make it constitutional by amending the constitution.
Added: OR - the legislature could re-introduce a replacement for the struck down law re-wording it and remedying the un-constitutional aspects of it.
A local variable is only available for use in the procedure it was declared in. Most variables are local. Once the procedure ends, the variable is lost, but as the procedure has done its job, that is not a problem. The opposite is a global variable which is declared outside all procedures and is available for use by any of them. A local variable is only available for use in the procedure it was declared…