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fpassthru

Description

The fpassthru of Filesystem for PHP output all remaining data on a file pointer.

Syntax

fpassthru(
    resource $stream
): int

Parameters

stream

The file pointer must be valid, and must point to a file successfully opened by fopen() or fsockopen() (and not yet closed by fclose()).

Return

Returns the number of characters read from stream and passed through to the output.

Examples

1 · stream

<?

$filename = $_SERVER['DOCUMENT_ROOT'] . '/assets/txt/1.txt';
$mode = 'r';

$stream = fopen($filename, $mode);

    fpassthru($stream);

fclose($stream);

hello

2 · return

<?

$filename = $_SERVER['DOCUMENT_ROOT'] . '/assets/txt/1.txt';
$mode = 'r';

$stream = fopen($filename, $mode);

    $return = fpassthru($stream);

    echo PHP_EOL . $return;

fclose($stream);

hello
5