- Localhost is a hostname that means this computer.
- Used to access the network services that are running on the host via the loopback network interface.
- Using the loopback interface bypasses any local network interface hardware.
The local loopback mechanism may be used to run a network service on a host without requiring a physical network interface
The name localhost normally resolves to the IPv4 loopback address 127.0.0.1.
Local Host is used to display the locally hosted web site details.
By using localhost we can check the web based applications, before implementing it, by running on the local pc.
Simply by typing Local Host or by entering 127.0.0.1 we can access the local host.
In below figure in url it return as local host while testing in local browser
