Regular Expressions 101

Group 1(\w+\.\w+)

\w+any word character, repeated at least once

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\w+any word character, repeated at least once

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

$end of line

Global pattern flags

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

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(\w+\.\w+).*$

New

x=>x.ab
x=> x.ab
x => x.ab
x =>x.ab
x =>{return x.ab}
x => {return x.ab;}