Regular Expressions 101

.*any character (except for line terminators), repeated any number of times

Group 1(\.[a-zA-Z0-9]*)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[a-zA-Z0-9]*

*matches any number of characters from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

0-9one character from 0 (48₁₀) to 9 (57₁₀)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

.*(\.[a-zA-Z0-9]*)

New

.myClass{color:red;}
.myClass .myOtherClass{color:green;}
#something .somethingElse{color:blue;}
.something #myIdhere{color:purple;}
#myId {color:black}
.myClass1, .myClass2{colour:green}
.myClass span{colour:purple}
.myPseudo:after{}