Thank you again, hippo. Your code is exactly what I should have written in my reply, instead of merely describing my intentions. I used the word "discouraged" because I understood it is alway considered bad practice to put the name of a variable (i.e. the filename) into another variable.

In reply to Re^6: Declaring and checking content of variables with consecutive names by rflesch
in thread Declaring and checking content of variables with consecutive names by rflesch

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