Regular Expressions 101

Explanation

Pro

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

^start of line

.{8,}any character (except for line terminators), repeated at least 8 times

$end of line

Positive Lookahead(?=[!@#%?&*!\\|]{1,})

Character Class[!@#%?&*!\\|]{1,}

{1,}matches at least one character from the set below:

!the literal ! (33₁₀ / 41₈ / 21₁₆)

@the literal @ (64₁₀ / 100₈ / 40₁₆)

#the literal # (35₁₀ / 43₈ / 23₁₆)

%the literal % (37₁₀ / 45₈ / 25₁₆)

?the literal ? (63₁₀ / 77₈ / 3F₁₆)

&the literal & (38₁₀ / 46₈ / 26₁₆)

*the literal * (42₁₀ / 52₈ / 2A₁₆)

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

|the literal | (124₁₀ / 174₈ / 7C₁₆)

Positive Lookahead(?=^\S*$)

^start of line

\S*any non-whitespace character, repeated any number of times

$end of line

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

$end of line

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,}$)(?=[!@#%?&*!\\|]{1,})(?=^\S*$).*$

New

!123qwe@
asd32132
zxc123
xzc
123
####
xccx
cxqwe123qwesdaasd
ASD321asd
123123123123123
!123qwe@
!123QwE@
!123123
!123 123
!123123