(PHP 4 >= 4.0.5, PECL pdflib >= 1.0.0)
PDF_makespotcolor — Make spot color
$p
, string $spotname
) : int
Finds a built-in spot color name, or makes a named spot color from the
current fill color. 锟缴癸拷时锟斤拷锟斤拷 TRUE锟斤拷 锟斤拷锟斤拷锟斤拷失锟斤拷时锟斤拷锟斤拷 FALSE锟斤拷