Regular Expressions 101

Community Patterns

SubnetMask Validator

0

Regular Expression
ECMAScript (JavaScript)

/
^(((255\.){3}(255|254|252|248|240|224|192|128|0+))|((255\.){2}(255|254|252|248|240|224|192|128|0+)\.0)|((255\.)(255|254|252|248|240|224|192|128|0+)(\.0+){2})|((255|254|252|248|240|224|192|128|0+)(\.0+){3}))$
/
gm

Description

no description available

Submitted by anonymous - 4 years ago