pdf_stringwidth(3) php man page | unix.com

PDF_STRINGWIDTH(3)							 1							PDF_STRINGWIDTH(3)

PDF_stringwidth - Return width of text

SYNOPSIS
       float PDF_stringwidth (resource	$p, string  $text, int	$font, float  $fontsize)

DESCRIPTION
	Returns the width of $text in an arbitrary font.

PHP Documentation Group 													PDF_STRINGWIDTH(3)