abs()
abs(\Complex\Complex|mixed $complex) : float
Returns the absolute value (modulus) of a complex number.
Also known as the rho of the complex number, i.e. the distance/radius from the centrepoint to the representation of the number in polar coordinates.
This function is a synonym for rho()
Parameters
| \Complex\Complex|mixed | $complex | Complex number or a numeric value. |
Throws
- \Complex\Exception
If argument isn't a valid real or complex number.
Returns
float —The absolute (or rho) value of the complex argument.