Write file on php

Question

I want to keep ips from visitors and place them on a file.
I tried fwrite() function but I think it is rewrite on the previus ip on file.

Example.

ip.txt is

Answer 1

The 'advantage' of the database version is that no one can view the data. If neccesary, you can avoid access to the file by using a .htaccess file:

For apache 2.2

# Protect log.txt

Order Allow,Deny
Deny from all

For apache 2.4

# Protect log.txt

Require all denied