Regular Expressions 101

Explanation

Pro

Positive Lookahead(?=^.{8,60}$)

^start of line

.{8,60}any character (except for line terminators), repeated between 8 and 60 times

$end of line

Positive Lookahead(?=.*\d)

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

\da digit

Positive Lookahead(?=.*[a-zA-Z].*[a-zA-Z])

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

Character Class[a-zA-Z]

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

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

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

Character Class[a-zA-Z]

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

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

Negative Lookahead(?!.*[&`()=[|;"''\]'<>])

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

Character Class[&`()=[|;"''\]'<>]

&the literal & (38₁₀ / 46₈ / 26₁₆)

`the literal ` (96₁₀ / 140₈ / 60₁₆)

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

[the literal [ (91₁₀ / 133₈ / 5B₁₆)

|the literal | (124₁₀ / 174₈ / 7C₁₆)

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

<the literal < (60₁₀ / 74₈ / 3C₁₆)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

.*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

Detailed match information will be displayed here automatically.

25 tokens

(?=^.{8,60}$)(?=.*\d)(?=.*[a-zA-Z].*[a-zA-Z])(?!.*[&`()=[|;"''\]'<>]).*

New

12c3456789AS!
12345678a9!
!@#$%^*+-_~?,.{}!HR12345
asdflj;lkjsafdkasdf

12c3456789AS!
12345678a9!
!@#$%^*+-_~?,.{}!HR12345
asdflj;lkjsafdkasdf