directory handling functions php

Functions	Description
scandir	List of All files and directories present inside a directory
getcwd	Get Current working directory details
chdir	Change the current directry to new directory

opendir():

Open the directory handle, returns False on failure.

readdir():

Read entry from directory handle.

closedir():

Close directory handle

dirname to gate name of the directoy and path

We can get directy name from the string we provide as input.

$var='https://www.plus2net.com/sql_tutorial/math.php';
echo dirname($var);

Output is here

https://www.plus2net.com/sql_tutorial

is_dir() function returns True or False to know if file name is directory or not. We will check by if condition.

$var='test_dir';
if(is_dir($var)){
echo "This is a directory : $var ";
}else{
echo "This is NOT a directory : $var ";
}