Stream 函数
PHP 手册

stream_get_contents

(PHP 5)

stream_get_contentsReads remainder of a stream into a string

Description

string stream_get_contents ( resource $handle [, int $maxlength=-1 [, int $offset=0 ]] )

Identical to file_get_contents(), except that stream_get_contents() operates on an already open stream resource and returns the remaining contents in a string, up to maxlength bytes and starting at the specified offset .

参数

handle (resource)

A stream resource (e.g. returned from fopen())

maxlength (integer)

The maximum bytes to read. Defaults to -1 (read all the remaining buffer).

offset (integer)

Seek to the specified offset before reading. Added in PHP 5.1.0.

返回值

Returns a string, or FALSE on failure.

范例

Example #1 stream_get_contents() example

<?php

if ($stream fopen('http://www.example.com''r')) {
    
// print all the page starting at the offset 10
    
echo stream_get_contents($stream, -110);

    
fclose($stream);
}


if (
$stream fopen('http://www.example.net''r')) {
    
// print the first 5 bytes
    
echo stream_get_contents($stream5);

    
fclose($stream);
}

?>

参见

Note: 本函数可安全用于二进制对象。


Stream 函数
PHP 手册