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Sets access and modification time of file (PHP 4, PHP 5)
bool touch ( string filename [, int time [, int atime]] )

Attempts to set the access and modification times of the file named in the filename parameter to the value given in time. Note that the access time is always modified, regardless of the number of parameters.

If the file does not exist, it will be created.



The name of the file being touched.


The touch time. If time is not supplied, the current system time is used.


If present, the access time of the given filename is set to the value of atime

Return Values

Returns TRUE on success or FALSE on failure.


Example 672. touch() example

if (touch($FileName)) {
"$FileName modification time has been changed to present time";
} else {
"Sorry, could not change modification time of $FileName";



It is not currently possible to change the modification time of a directory with this function under Windows.