SYNOPSIS use Perinci::Result::Util qw(is_env_res); say is_env_res([200, "OK"]); # 1 say is_env_res("ok"); # 0 say is_env_res([1, 2, 3]); # 0 FUNCTIONS is_env_res($res) => BOOL Return true if $res looks like enveloped result. It employs some heuristics. SEE ALSO Rinci::function