(PHP 5 >= 5.6.0, PHP 7, PHP 8)
gmp_root — Take the integer part of nth root
$num
$nth
Takes the nth root of num and returns the integer component of the result.
nth
num
A GMP object, an int or a numeric string.
The positive root to take of num.
The integer component of the resultant root, as a GMP number.
