PHP tmpfile() Function

Complete PHP Filesystem Reference

Definition and Usage

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

Syntax

tmpfile()

Tips and Notes

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

Tip: See also tempnam()

Example

<?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.

Complete PHP Filesystem Reference

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