SplTempFileObject
PHP Manual

SplTempFileObject::__construct

(PHP 5 >= 5.1.2)

SplTempFileObject::__constructConstruct a new temporary file object

Opis

SplTempFileObject::__construct ([ int $max_memory ] )

Construct a new temporary file object.

Parametry

max_memory

The maximum amount of memory (in bytes, default is 2 MB) for the temporary file to use. If the temporary file exceeds this size, it will be moved to a file in the system's temp directory.

If max_memory is negative, only memory will be used. If max_memory is zero, no memory will be used.

Zwracane wartości

Nie jest zwracana żadna wartość.

Błędy/Wyjątki

Throws a RuntimeException if an error occurs.

Przykłady

Przykład #1 SplTempFileObject() example

This example writes a temporary file in memory which can be written to and read from.

<?php
$temp 
= new SplTempFileObject();
$temp->fwrite("This is the first line\n");
$temp->fwrite("And this is the second.\n");
echo 
"Written " $temp->ftell() . " bytes to temporary file.\n\n";

// Rewind and read what was written
$temp->rewind();
foreach (
$temp as $line) {
    echo 
$line;
}
?>

Powyższy przykład wyświetli coś podobnego do:

Written 47 bytes to temporary file.

This is the first line
And this is the second.

Zobacz też:


SplTempFileObject
PHP Manual