regex101: Golang Match Workspace

Pro

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

\ban ASCII word boundary

is:the literal text is: (case sensitive)

Group 1(Foo|Bar)

1st AlternativeFoo

Foothe literal text Foo (case sensitive)

2nd AlternativeBar

Barthe literal text Bar (case sensitive)

\ban ASCII word boundary

.*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

25 tokens

Regular Expression

.*\bis:(Foo|Bar)\b.*

New

"is:Baz is:Foo FooBar"          # Captures "Foo"
"is:Foo FooBar is:Bar"          # Captures "Bar"
"is:Bar FooBar FooBaz Baz"      # Captures "Bar"
"FooBar is:Bar FooBaz"          # Captures "Bar"
"FooBar is:Xyzzy is:Foo"        # Captures "Foo
"is:Baz FooBar is:Foo"          # Captures "Foo"
"FooBar is:Foo is:Xyzzy"        # No capture

Extraction

"is:Baz is:Foo FooBar"          # Captures "Foo"
"is:Foo FooBar is:Bar"          # Captures "Bar"
"is:Bar FooBar FooBaz Baz"      # Captures "Bar"
"FooBar is:Bar FooBaz"          # Captures "Bar"
"FooBar is:Xyzzy is:Foo"        # Captures "Foo
"is:Baz FooBar is:Foo"          # Captures "Foo"
"FooBar is:Foo is:Xyzzy"        # No capture