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# pdf_open_file

(PHP 4 >= 4.0.5, PHP 5)

pdf_open_file -- Opens a new pdf object

## Description

bool pdf_open_file ( resource pdfdoc [, string filename])

Create a new PDF file using the supplied file name. If filename is empty the PDF document will be generated in memory instead of on file. The result must be fetched by the client with the pdf_get_buffer() function. 成功回傳`TRUE`失敗回傳`FALSE`。

The following example shows how to create a pdf document in memory and how to output it correctly.

示範 1.Creating a PDF document in memory
`<?php $pdf = pdf_new(); pdf_open_file($pdf); pdf_begin_page($pdf, 595, 842); pdf_set_font($pdf, "Times-Roman", 30, "host"); pdf_set_value($pdf, "textrendering", 1); pdf_show_xy($pdf, "A PDF document created in memory!", 50, 750); pdf_end_page($pdf); pdf_close($pdf); $data = pdf_get_buffer($pdf); header("Content-type: application/pdf"); header("Content-disposition: inline; filename=test.pdf"); header("Content-length: " . strlen($data)); echo $data; ?>`

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