Sometimes you mostly try to finding your IP address from CMD for you need. Windows command prompt can help you to find it easily, you know.  Ipconfig command can find the IP address from the command line.

 Just press WindowsButton+R and press cmd then enter. Write the command line ipconfig to print your IP address. It can print you all type of network adapters which installed on your operating system.
c:\>ipconfig
Windows IP Configuration

 Ethernet adapter Local Area Connection:
   Connection-specific DNS Suffix  . :
   IPv4 Address. . . . . . . . . . . : 192.168.1.2
   Subnet Mask . . . . . . . . . . . : 255.255.255.0
   Default Gateway . . . . . . . . . : 192.168.1.1

 Wireless LAN adapter Wireless Network Connection:
   Media State . . . . . . . . . . . : Media disconnected
   Connection-specific DNS Suffix  . :
If you only want to know the IP address and not interested about all other detail from the command prompt, you can use findstr to filter all other unwanted details.
Find IP address from CMD
Just using after findstr command you got the new all unwanted information about your IP address which installed on your computer.

 If you sustem is connected to an HDCP configured network you can release the IP form DHCP.
ipconfig /release
This command works for IPv4. To release that IPv6 address the command is here showing bellow.
ipconfig /release6
Here you may clear about how can you find your IP address from CMD.