Regular Expressions 101

Pro

^start of line

\s*any whitespace character, repeated any number of times

Non-Capturing Group(?:M(?:iss|rs?|s)|Dr|Rev)

1st AlternativeM(?:iss|rs?|s)

Mthe literal M (77₁₀ / 115₈ / 4D₁₆) (case sensitive)

Non-Capturing Group(?:iss|rs?|s)

1st Alternativeiss

issthe literal text iss (case sensitive)

2nd Alternativers?

rthe literal r (114₁₀ / 162₈ / 72₁₆) (case sensitive)

s?optionally matches the literal s (115₁₀ / 163₈ / 73₁₆) (case sensitive)

3rd Alternatives

sthe literal s (115₁₀ / 163₈ / 73₁₆) (case sensitive)

2nd AlternativeDr

Drthe literal text Dr (case sensitive)

3rd AlternativeRev

Revthe literal text Rev (case sensitive)

\ban ASCII word boundary

Character Class[\s.]*

*matches any number of characters from the set below:

\sany whitespace character

.the literal . (46₁₀ / 56₈ / 2E₁₆)

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

Regular Expression

^\s*(?:M(?:iss|rs?|s)|Dr|Rev)\b[\s.]*

New

Mr. Name 
Mrs  Name 
Dr Name 
Miss Name 
Ms Name 
Rev  Name 
Mr  . Name  
Mr. Name 
Dr. Name
Miss. Name
Ms. Name
Rev. Name
Mr . Name
Mr . Name
Dr . Name
Miss . Name
Ms . Name
Rev .Name

Substitution

Mr. Name 
Mrs  Name 
Dr Name 
Miss Name 
Ms Name 
Rev  Name 
Mr  . Name  
Mr. Name 
Dr. Name
Miss. Name
Ms. Name
Rev. Name
Mr . Name
Mr . Name
Dr . Name
Miss . Name
Ms . Name
Rev .Name