Fileinfo
PHP Manual

finfo_buffer

(PECL fileinfo:0.1-1.0.4)

finfo_buffer — Return information about a string buffer

说明

string finfo_buffer ( resource $finfo , string $string [, int $options [, resource $context ]] )
finfo
string buffer ( string $string [, int $options [, resource $context ]] )

This function is used to get information about binary data in a string.

参数

finfo

Fileinfo resource returned by finfo_open().

string

Content of a file to be checked.

options

One or disjunction of more Fileinfo constants.

context

返回值

Returns a textual description of the string argument, or FALSE if an error occurred.

范例

Example#1 A finfo_buffer() example

<?php
$finfo 
= new finfo(FILEINFO_MIME);
echo 
$finfo->buffer($_POST["script"]) . "\n";
?>

上例的输出类似于:

application/x-sh

参见


Fileinfo
PHP Manual