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PHP5中文手册
HTTP
PHP Manual

http_send_file

(PECL pecl_http:0.1.0-1.5.5)

http_send_file — Send file

说明

bool http_send_file ( string $file )

Sends a file with support for (multiple) range requests.

This functions behaviour and further action is dependent on the following INI 设定s: http.send.not_found_404 和 http.log.not_found.

If the INI 设定 http.send.not_found_404 is enabled and the INI 设定 http.log.not_found points to a writable file, a log message is written when the file was not found.

参数

file

the file to send

返回值

如果成功则返回 TRUE，失败则返回 FALSE。

范例

Example#1 A http_send_file() example

<?php
http_send_content_disposition("document.pdf", true);
http_send_content_type("application/pdf");
http_throttle(0.1, 2048);
http_send_file("../report.pdf");
?>

上例将输出：

HTTP/1.1 206 Partial Content
X-Powered-By: PHP/5.2.2
Accept-Ranges: bytes
Content-Length: 12345
Content-Range: bytes 0-12344
Content-Type: application/pdf
Content-Disposition: inline; filename="document.pdf"

%PDF...

参见

HTTP
PHP Manual