PHP is_readable() Function
Complete PHP Filesystem Reference
Definition and Usage
The is_readable() function checks whether the specified file is readable.
This function returns TRUE if the file is readable.
Syntax
is_readable(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
$file = "test.txt";
if(is_readable($file))
{
echo ("$file is readable");
}
else
{
echo ("$file is not readable");
}
?>
The output of the code above could be:
test.txt is readable
Complete PHP Filesystem Reference