PHP tmpfile() Function

Example

Create a temporary file with a unique name in read-write (w+) mode:

<?php
$temp = tmpfile();

fwrite($temp, "Testing, testing.");
//Rewind to the start of file
rewind($temp);
//Read 1k from file
echo fread($temp,1024);

//This removes the file
fclose($temp);
?>

The output of the code above will be:

Testing, testing.

Definition and Usage

The tmpfile() function creates a temporary file with a unique name in read-write (w+) mode.

Note: The file is automatically removed when closed, with fclose() or when the script ends.

Tip: See also the tempnam() function.

Syntax

tmpfile()

Technical Details

Return Value:	A file handle (similar to the one returned by fopen() for the new file), FALSE on failure
PHP Version:	4.0+

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