what is my ipv4 address code example

Example 1: wahts my ip

Dont give this to people unless you really know what youre doing

Example 2: my ip

curl https://ipecho.net/plain

Example 3: what is my ip address ?

curl ifconfig.co

Example 4: what is ip address

An internet protocol (IP) address 
allows computers to send and receive information. 
There are four types of IP addresses: 
public, private, static, and dynamic. 
An IP address allows information to be sent and received by the correct parties, 
which means they can also be used to track down a user's physical location.