$n
$n :
String numeric magnitude.
Represents a measurable length, with a string numeric magnitude and a unit. This object is immutable.
make(string $s) : \HTMLPurifier_Length
| string | $s | Unit string, like '2em' or '3.4in' |
compareTo(\HTMLPurifier_Length $l) : integer
Compares two lengths, and returns 1 if greater, -1 if less and 0 if equal.
| \HTMLPurifier_Length | $l |