--TEST-- bcpow() does not support non-integral exponents --EXTENSIONS-- bcmath --FILE-- getMessage() . \PHP_EOL; } try { var_dump(bcpow('1', '0.1', 2)); } catch (\ValueError $e) { echo $e->getMessage() . \PHP_EOL; } ?> --EXPECT-- bcpow(): Argument #2 ($exponent) cannot have a fractional part bcpow(): Argument #2 ($exponent) cannot have a fractional part