In this section we will learn how to use the chmod() function in the PHP program. The chmod() function allows the developers to change the permission of the file.
bool chmod(filename,mode types)
The chmod() function is used to change the read ,write, execute permission of user, group, other. This command available for the unix/linux os. It is not supposed to work on the windows machine
The chmod() function returns true or false.
Mode has four numbers for the user, group and other
It has first as 0 and other three are sum of 1,2,4 i.e 1 or 2 or 3 or 4 or 5 or 6 or 7
1 -execute permission ,2 -write permission,3 -read permission