Editing Dot-decimal notation (section)

{{Short description|Presentation format for numerical data}}
'''Dot-decimal notation''' is a presentation format for numerical data. It consists of a string of decimal numbers, using the [[full stop]] (''dot'') as a [[Decimal separator#Digit grouping|separation character]].<ref>{{cite web |title=Gepunktete Dezimalschreibweise |url=https://techplugged.com/de/Glossar/punktierte-Dezimalschreibweise/ |website=Techplugged |language=de}}</ref>

A common use of dot-decimal notation is in information technology where it is a method of writing numbers in [[octet (computing)|octet]]-grouped base-10 ([[decimal]]) numbers.<ref>{{cite web |title=What is Dotted Decimal Notation? - Definition from Techopedia |url=https://www.techopedia.com/definition/30265/dotted-decimal-notation |website=Techopedia.com |language=en}}</ref> In [[computer networking]], [[IPv4 address|Internet Protocol Version 4 (IPv4) addresses]] are commonly written using the '''quad-dotted notation''' of four decimal integers, ranging from 0 to 255 each.<ref name=IBM>{{cite web |title=IPv4 and IPv6 address formats |url=https://www.ibm.com/docs/en/ts3500-tape-library?topic=functionality-ipv4-ipv6-address-formats |website=www.ibm.com |language=en-us|quote=An IPv4 address has the following format: x . x . x . x where x is called an octet and must be a decimal value between 0 and 255. Octets are separated by periods. An IPv4 address must contain three periods and four octets. The following examples are valid IPv4 addresses:{{br}}    1 . 2 . 3 . 4{{br}}    01 . 102 . 103 . 104}}</ref>