PDF_SHFILL(3) 1 PDF_SHFILL(3) PDF_shfill - Fill area with shadingSYNOPSISbool PDF_shfill (resource $pdfdoc, int $shading)DESCRIPTIONFills an area with a shading, based on a shading object. This function requires PDF 1.4 or above. PHP Documentation Group PDF_SHFILL(3)