overloading - perl pragma to lexically control overloading
    {
	no overloading;
	my $str = "$object"; # doesn't call stringification overload
    }
    # it's lexical, so this stringifies:
    warn "$object";
    # it can be enabled per op
    no overloading qw("");
    warn "$object";
    # and also reenabled
    use overloading;This pragma allows you to lexically disable or enable overloading.
no overloadingDisables overloading entirely in the current lexical scope.
no overloading @opsDisables only specific overloads in the current lexical scope.
use overloadingReenables overloading in the current lexical scope.
use overloading @opsReenables overloading only for specific ops in the current lexical scope.