```{index} single: isuv (Scalar::Util::Numeric) ``` ```{index} single: Scalar::Util::Numeric::isuv ``` # isuv Whether a value is a number that fits an unsigned integer. ## Synopsis ```perl use Scalar::Util::Numeric qw(isuv); isuv("1.5"); # 1 - the integer part fits ``` ## What you get back 1 when the number's integer part is within the unsigned range, whatever its sign or fraction, else 0.