(PHP 4, PHP 5)
is_file — بررسی فایل منظم بودن filename
بررسی فایل منظم بودن filename.
مسیر فایل.
بازگرداندن TRUE اگر filename وجود داشته و منظم باشد FALSE در غیر این صورت.
Example #1 مثال is_file()
<?php
var_dump(is_file('a_file.txt')) . "\n";
var_dump(is_file('/usr/bin/')) . "\n";
?>
The above example will output:
bool(true) bool(false)
Note: The results of this function are cached. See clearstatcache() for more details.
As of PHP 5.0.0, this function can also be used with some URL wrappers. Refer to List of Supported Protocols/Wrappers for a listing of which wrappers support stat() family of functionality.