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PHP Quiz PHP CertificatePHP is_file() Function
Complete PHP Filesystem Reference
Definition and Usage
The is_file() function checks whether the specified file is a regular file.
This function returns TRUE if it is a file.
Syntax
is_file(file)
| Parameter | Description |
|---|---|
| file | Required. Specifies the file to check |
Tips and Notes
Note: The result of this function are cached. Use clearstatcache() to clear the cache.
Example
<?php
$file = "test.txt";
if(is_file($file))
{
echo ("$file is a regular file");
}
else
{
echo ("$file is not a regular file");
}
?>
$file = "test.txt";
if(is_file($file))
{
echo ("$file is a regular file");
}
else
{
echo ("$file is not a regular file");
}
?>
The output of the code above could be:
test.txt is a regular file
Complete PHP Filesystem Reference
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