Delete files with regular expression

You can use the following command to delete all files matching your criteria: How it works: lists all files (one by line since the result is piped). filters the list of files and leaves only those that match the regular expression indicates any number of occurrences of , where is a wildcard matching any character. indicates exactly two occurrences of , that is, any digit. executes once for every that is piped to it. Where am I wrong? For starters, doesn't accept a regular expression as an argum…