recode_file()

(PHP 4, PHP 5, PHP 7 < 7.4.0)

根据重新编码请求从一个文件重新编码到另一个文件

说明

recode_file(string $request,resource $input,resource $output): bool

Recode the file referenced by file handle$inputinto the file referenced by file handle$outputaccording to the recode$request.

参数

$request

The desired recode request type

$input

A local file handle resource for the$input

$output

A local file handle resource for the$output

返回值

Returns FALSE, if unable to comply,TRUE otherwise.

范例

Basic recode_file() example

<?php
$input = fopen('input.txt', 'r');
$output = fopen('output.txt', 'w');
recode_file("us..flat", $input, $output);
?>

注释

This function does not currently process file handles referencing remote files(URLs). Both file handles must refer to local files.

参见

• fopen()打开文件或者 URL

The recode_file function will put the file position indicator at the end of each files, so if you want to re-use the handles use fseek beforehand.