PHP tmpfile () function
Definition and Usage
tmpfile () function creates a temporary file with a unique file name in read-write (w +) mode.
grammar
tmpfile()
Tips and Notes
Note: Temporary files after the file is closed (using fclose ()), or when the script ends automatically deleted.
Tip: See tempnam ().
Examples
<?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);
?>
$temp = tmpfile();
fwrite($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 code above will output:
Testing, testing.
Complete PHP Filesystem Reference Manual