regex101: PCRE (Legacy) Match Workspace

Explanation

Pro

Branch Reset Group(?|([a-zA-Z0-9]+)=(?|([^\v '"]+)|"(.*?)"|'(.*?)')|([a-zA-Z0-9]+))

1st Alternative([a-zA-Z0-9]+)=(?|([^\v '"]+)|"(.*?)"|'(.*?)')

Group 1([a-zA-Z0-9]+)

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

+matches at least one character 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)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

Branch Reset Group(?|([^\v '"]+)|"(.*?)"|'(.*?)')

1st Alternative([^\v '"]+)

Group 2([^\v '"]+)

Negated Character Class[^\v '"]+

+matches at least one character outside the set below:

\vany vertical whitespace character

the literal (32₁₀ / 40₈ / 20₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

2nd Alternative"(.*?)"

"the literal " (34₁₀ / 42₈ / 22₁₆)

Group 2(.*?)

.*?any character, repeated any number of times

"the literal " (34₁₀ / 42₈ / 22₁₆)

3rd Alternative'(.*?)'

'the literal ' (39₁₀ / 47₈ / 27₁₆)

Group 2(.*?)

.*?any character, repeated any number of times

'the literal ' (39₁₀ / 47₈ / 27₁₆)

2nd Alternative([a-zA-Z0-9]+)

Group 1([a-zA-Z0-9]+)

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

+matches at least one character 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

s modifier: single line. Allows a dot to match line terminators

Quick Reference

25 tokens

Regular Expression

(?|([a-zA-Z0-9]+)=(?|([^\v '"]+)|"(.*?)"|'(.*?)')|([a-zA-Z0-9]+))

a=123 344=555
a=1 b=2 c=3
delim=; trst=....    c=3
delim=; trst="....   " c=3
x=12 abc="asdasda"
x12 abc="asdasda"
x13 xddss='asdasda'
x13=213 xddss='asdasda'
adas=123 123=312312 x="dasdas asd as as das das das das das" as="adsasdas"
adas=123 123=312312 x="dasdas asd as as = das das das das das" as="adsasdas"
adas=123 123=312312 x='dasdas asd as as das das das das das' as='adsasdas'
adas=123 123=312312 x='dasdas asd as as = das das das das das' as='adsasdas'