tempnam

Create file with unique file name

Syntax

tempnam ( string $dir , string $prefix ) : string

Parameters

dir

The directory where the temporary filename will be created.

prefix

The prefix of the generated temporary filename.

Note: Only the first 63 characters of the prefix are used. Windows only uses the first 3 characters of the prefix.

Return

Returns the new temporary filename (with path), or FALSE on failure.

Examples

1

<?

$dir = "/tmp";
$prefix = "tmp";

$return = tempnam($dir, $prefix);

echo $return;

unlink($return);

?>
/tmp/tmpKzGMYU

2

<?

$dir = "/tmp";
$prefix = "tmp";

$return = tempnam($dir, $prefix);

echo $return;

$handle = fopen($return, "w");

    fwrite($handle, "writing to tempfile");

fclose($handle);

unlink($return);

?>
/tmp/tmpZJlMgR

basename

chgrp

chmod

chown

clearstatcache

copy

dirname

disk_free_space

disk_total_space

diskfreespace

fclose

feof

fflush

fgetc

fgetcsv

fgets

file

file_exists

file_get_contents

file_put_contents

fileatime

filectime

filegroup

fileinode

filemtime

fileowner

fileperms

filesize

filetype

flock

fnmatch

fopen

fpassthru

fputcsv

fputs

fread

fscanf

fseek

fstat

ftell

ftruncate

fwrite

glob

is_dir

is_executable

is_file

is_link

is_readable

is_uploaded_file

is_writable

is_writeable

lchgrp

lchown

link

linkinfo

lstat

mkdir

move_uploaded_file

pathinfo

pclose

popen

readfile

readlink

realpath

realpath_cache_get

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rename

rewind

rmdir

set_file_buffer

stat

symlink

tmpfile

touch

umask

unlink

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