jdittmarCodeSnippets · May 6, 2019 15:47
diff --git a/gistfile1.txt b/gistfile1.txt
 # returns true if the value passed to it is numeric, false otherwise
 sub isNumeric{
 	no warnings;
 	use warnings FATAL => 'numeric';
 	return 0 if(!defined $_[0] || $_[0] eq '' );
 	return defined eval { $_[ 0] == 0 };
 }
	# returns true if the value passed to it is numeric, false otherwise
	sub isNumeric{
	no warnings;
	use warnings FATAL => 'numeric';
	return 0 if(!defined $_[0] \|\| $_[0] eq '' );
	return defined eval { $_[ 0] == 0 };
	}