How to set php file permissions

#chmod() function changes the file mode.

Returns TRUE if successful, otherwise returns FALSE.

Grammar (Recommended learning: PHP programming from entry to proficiency)

chmod(file,mode)

file (required): Required Check the file.

mode (optional): Specifies new permissions.

The mode parameter consists of 4 numbers:

The first number is always 0

The second number specifies the owner's permissions

The second The first number specifies the permissions of the user group to which the owner belongs

The fourth number specifies the permissions of everyone else

Possible values ​​(if you need to set multiple permissions, please set the following Total numbers):

1 - Execute permission

2 - Write permission

4 - Read permission

Example

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