Regular Expressions 101

1st Alternative(&\w+;\w+&\w+;;);+

Group 1(&\w+;\w+&\w+;;)

&the literal & (38₁₀ / 46₈ / 26₁₆)

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

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

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

&the literal & (38₁₀ / 46₈ / 26₁₆)

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

;;the literal text ;;

;+the literal ; (59₁₀ / 73₈ / 3B₁₆) , repeated at least once

2nd Alternative(\n\w+;);+

Group 2(\n\w+;)

\na line-feed (newline) character (ASCII 10)

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

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

;+the literal ; (59₁₀ / 73₈ / 3B₁₆) , repeated at least once

Global pattern flags

u modifier: unicode. Treats the pattern and subject as UTF-16

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

g modifier: global. Finds all matches instead of stopping after the first

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(&\w+;\w+&\w+;;);+|(\n\w+;);+

&laquo;Hi&raquo;
&laquo;Hi&raquo;;
&laquo;Hi&raquo;;;
&laquo;Hi&raquo;;;;;;;
Hi;
Hi;;
Hi;;;
Hi;;;;