Regular Expressions 101

Pro

Group 1((\w+|\-)+)

Group 2(\w+|\-)+

+repeats the group contents below at least once:

1st Alternative\w+

\w+a Unicode word character, repeated at least once

2nd Alternative\-

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 3(\W*)

\W*any character that is not a Unicode word character, repeated any number of times

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Positive Lookahead(?=(.+);)

Group 4(.+)

.+any Unicode character (except for line terminators), repeated at least once

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

((\w+|\-)+)(\W*):(?=(.+);)

New

#LasVegas .billboard { text-decoration: blink; }

.ninja, #Snowden { visibility: hidden; }


.oliveoil
{
  z-index: 1;
}
.water
{
  z-index: 0;
}

#poop {
  float  : none  ;
  color  : brown ;

  width  : 15cm  ;
  height : 120cm ;
}

.God { position: absolute; display: none; }
#blackhole { padding: -9999em; }

.word {  font-family:    "Comic Sans", "Times New Roman", sans-serif  ;  }