Regular Expressions 101

Pro

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

Group 1(<=|>=|!=|==|\|\||&&|=|!|<|>)

1st Alternative<=

<=the literal text <=

2nd Alternative>=

>=the literal text >=

3rd Alternative!=

!=the literal text !=

4th Alternative==

==the literal text ==

5th Alternative\|\|

\|the literal | (124₁₀ / 174₈ / 7C₁₆)

6th Alternative&&

&&the literal text &&

7th Alternative=

=the literal = (61₁₀ / 75₈ / 3D₁₆)

8th Alternative!

!the literal ! (33₁₀ / 41₈ / 21₁₆)

9th Alternative<

<the literal < (60₁₀ / 74₈ / 3C₁₆)

10th Alternative>

>the literal > (62₁₀ / 76₈ / 3E₁₆)

\s*any whitespace character, 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

\s*(<=|>=|!=|==|\|\||&&|=|!|<|>)\s*

New

number1<=number2&&number3>number4||number2=number4

$1

number1<=number2&&number3>number4||number2=number4