SetFont(string family [, string style [, float size]])
familyCourier (fixed-width)Helvetica or Arial (synonymous; sans serif)Times (serif)Symbol (symbolic)ZapfDingbats (symbolic)styleB: boldI: italicU: underlineSymbol and ZapfDingbats.
size// Times regular 12
$pdf->SetFont('Times');
// Arial bold 14
$pdf->SetFont('Arial', 'B', 14);
// Removes bold
$pdf->SetFont('');
// Times bold, italic and underlined 14
$pdf->SetFont('Times', 'BIU');