Regular Expressions 101

Explanation

Pro

Group 1(\w+=(("\w+\s+(\w+)?")|('\w+\s+(\w+)?')|\w+)\s){2,}

{2,}repeats the group contents below at least 2 times:

\w+any word character, repeated at least once

=the literal = (61₁₀ / 75₈ / 3D₁₆)

Group 2(("\w+\s+(\w+)?")|('\w+\s+(\w+)?')|\w+)

1st Alternative("\w+\s+(\w+)?")

Group 3("\w+\s+(\w+)?")

"the literal " (34₁₀ / 42₈ / 22₁₆)

\w+any word character, repeated at least once

\s+any whitespace character, repeated at least once

Group 4(\w+)?

?repeats the group contents below at most once:

\w+any word character, repeated at least once

"the literal " (34₁₀ / 42₈ / 22₁₆)

2nd Alternative('\w+\s+(\w+)?')

Group 5('\w+\s+(\w+)?')

'the literal ' (39₁₀ / 47₈ / 27₁₆)

\w+any word character, repeated at least once

\s+any whitespace character, repeated at least once

Group 6(\w+)?

?repeats the group contents below at most once:

\w+any word character, repeated at least once

'the literal ' (39₁₀ / 47₈ / 27₁₆)

3rd Alternative\w+

\w+any word character, repeated at least once

\sany whitespace character

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.

25 tokens

(\w+=(("\w+\s+(\w+)?")|('\w+\s+(\w+)?')|\w+)\s){2,}

New

key1=5 key2='value 2' key3=value

key1=5 key2='value 2' key3=value