regex101: PCRE2 (PHP) Match Workspace

Pro

1st AlternativeServerConfig="(.*)\b(name=[^\s]+)\b(.*)"

ServerConfig="the literal text ServerConfig=" (case sensitive)

Group 1(.*)

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

\ban ASCII word boundary

Group 2(name=[^\s]+)

name=the literal text name= (case sensitive)

Negated Character Class[^\s]+

+matches at least one character outside the set below:

\sany whitespace character

\ban ASCII word boundary

Group 3(.*)

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

"the literal " (34₁₀ / 42₈ / 22₁₆)

2nd Alternative"(.*)\b(name=[^\s]+)?"

"the literal " (34₁₀ / 42₈ / 22₁₆)

Group 4(.*)

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

\ban ASCII word boundary

Group 5(name=[^\s]+)?

?repeats the group contents below at most once:

name=the literal text name= (case sensitive)

Negated Character Class[^\s]+

+matches at least one character outside the set below:

\sany whitespace character

"the literal " (34₁₀ / 42₈ / 22₁₆)

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

25 tokens

Regular Expression

ServerConfig="(.*)\b(name=[^\s]+)\b(.*)"|"(.*)\b(name=[^\s]+)?"

New

ServerConfig=" ip=10.0.0.0 dns=10.0.0.1 name=webserver"
ServerConfig=" ip=10.0.0.0 dns=10.0.0.1"
ServerConfig=" ip=10.0.0.0 dns=10.0.0.1 name=dataserver"
ServerConfig=" ip=10.0.0.0 dns=10.0.0.1 name=dataserver type=done"
ServerConfig="name=dataserver type=done"

Extraction

ServerConfig=" ip=10.0.0.0 dns=10.0.0.1 name=webserver"
ServerConfig=" ip=10.0.0.0 dns=10.0.0.1"
ServerConfig=" ip=10.0.0.0 dns=10.0.0.1 name=dataserver"
ServerConfig=" ip=10.0.0.0 dns=10.0.0.1 name=dataserver type=done"
ServerConfig="name=dataserver type=done"