SplFileObject::flockSplFileObject::fpassthru
(PHP 5 >= 5.1.0)
SplFileObject::fpassthru — Output all remaining data on a file pointer
Description
public int SplFileObject::fpassthru
( void
)
Reads to EOF on the given file pointer from the current position and writes the results to the output buffer.
You may need to call SplFileObject::rewind() to reset the file pointer to the beginning of the file if you have already written data to the file.
Parameters
This function has no parameters.
Return Values
Returns the number of characters read from handle
and passed through to the output.
Examples
Example #1 SplFileObject::fpassthru() example
<?php
// Open the file in binary mode
$file = new SplFileObject("./img/ok.png", "rb");
// Send the right headers
header("Content-Type: image/png");
header("Content-Length: " . $file->getSize());
// Dump the picture and end script
$file->fpassthru();
exit;
?>
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