Regular Expressions 101

\wany word character

Character Class[\w\s]+

+matches at least one character from the set below:

\wany word character

\sany whitespace character

functhe literal text func (case sensitive)

Character Class[\w\s()]+

+matches at least one character from the set below:

\wany word character

\sany whitespace character

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

Group 1({(?:[^{}]*|[\w\s();]*?{[\w\s();]*?}[\w\s();]*?)*})

{the literal { (123₁₀ / 173₈ / 7B₁₆)

Non-Capturing Group(?:[^{}]*|[\w\s();]*?{[\w\s();]*?}[\w\s();]*?)*

*repeats the group contents below any number of times:

1st Alternative[^{}]*

Negated Character Class[^{}]*

*matches any number of characters outside the set below:

{the literal { (123₁₀ / 173₈ / 7B₁₆)

}the literal } (125₁₀ / 175₈ / 7D₁₆)

2nd Alternative[\w\s();]*?{[\w\s();]*?}[\w\s();]*?

Character Class[\w\s();]*?

*?matches any number of characters from the set below:

\wany word character

\sany whitespace character

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

{the literal { (123₁₀ / 173₈ / 7B₁₆)

Character Class[\w\s();]*?

*?matches any number of characters from the set below:

\wany word character

\sany whitespace character

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

}the literal } (125₁₀ / 175₈ / 7D₁₆)

Character Class[\w\s();]*?

*?matches any number of characters from the set below:

\wany word character

\sany whitespace character

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

}the literal } (125₁₀ / 175₈ / 7D₁₆)

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

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

\w[\w\s]+func[\w\s()]+({(?:[^{}]*|[\w\s();]*?{[\w\s();]*?}[\w\s();]*?)*})

New

override func something() {   

halloworld() { };

halloworld() { };             


}

override func something() {   

halloworld();             


}

Regular Expression

Substitution