Array
(
    [0] => ProcessID	12414
    [1] => Serialization	Time Limited
    [2] => Serialization	Expiration Date	23.11.2021 00:00
    [3] => Input	/root/test_pdf.pdf
    [4] => Info	Title	<no entry>
    [5] => Info	Author	<no entry>
    [6] => Info	Creator	Adobe InDesign 16.3 (Macintosh)
    [7] => Info	Producer	Adobe PDF Library 15.0
    [8] => Info	Version	1.4
    [9] => Info	FileSize	714670
    [10] => Info	PageNumber	2                               PageNumber\D([0-9]+)
    [11] => Info	PageSize	280.63 x 595.276 pt             PageSize.*  (Trim "PageSize", whitespace. Explode on "x" trim 'pt')
    [12] => Info	PageMode	<no entry> 
    [13] => Info	PageLayout	<no entry>
    [14] => Info	TrimBox	280.63 x 595.276 pt
    [15] => Info	BleedBox	280.63 x 595.276 pt
    [16] => Info	Subject	<no entry>
    [17] => Info	Keywords	<no entry>
    [18] => Info	Created	D:20210917144341+01'00'
    [19] => Info	Modified	D:20210917144342+01'00'
    [20] => Info	PDFX	<no entry>
    [21] => Info	PDFA	<no entry>
    [22] => Info	PDFE	<no entry>
    [23] => Info	PDFVT	<no entry>
    [24] => Info	PDFUA	<no entry>
)
0