Dompdf\Css\Style::length_in_pt
Converts any CSS length value into an absolute length in points.
length_in_pt() takes a single length (e.g. '1em') or an array of lengths and returns an absolute length. If an array is passed, then the return value is the sum of all elements. If any of the lengths provided are "auto" or "none" then that value is returned. If a reference size is not provided, the default font size is used ().
Signature
public function length_in_pt(float|string|array
$length,
[float
$ref_size = NULL] )
Parameters
$length
— object- the numeric length (or string measurement) or array of lengths to resolve
$ref_size
— float- an absolute reference size to resolve percentage lengths
Returns
- float|string