is_normal
is_normal($path); - this function is used to check whether the specified file has the NORMAL attribute
The function accepts parameters as input:
$path – path to the file whose attribute we want to check (string). It can be either absolute or relative (relative to the script folder).
After testing, the function returns the result of its work to the script :
true – the file has the attribute NORMAL (boolean) false – the file does not have such an attribute or there is no such file (boolean)