Regular Expressions 101

Group 1(.*?)

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

Group 2([a-z\s]+)

Character Class[a-z\s]+

+matches at least one character from the set below:

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

\sany whitespace character

Group 3(.*?)

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

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

(.*?)([a-z\s]+)(.*?)

New

key = value // comment
key = value with some text // comment

$2,