Regular Expressions 101

Group 1(Mr?s?\.)

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

r?optionally matches the literal r (114₁₀ / 162₈ / 72₁₆) (case sensitive)

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

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[A-Za-z]*

*matches any number of characters from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

Character Class[A-Za-z-]+

+matches at least one character from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

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.

Search reference

Regular Expression

(Mr?s?\.)[A-Za-z]*[A-Za-z-]+

New

</a018620183616546 >
<src =456564565545225552222.2222222 >
558-5548-542
Youregularexpres5644-6555siondosnotmatchthesubjecstring/bin/tcsh
suyan8019@gmail.com
563822998@qq.com
suya64@yahoo.com
su_yan@wang.com
3.14152655878777&*#example
Mrs.susanwillcometo jointheparty.Mr.zhanglovehisbrother
Ms.wangsh

Regular Expression

Substitution