Regular Expressions 101

1st Alternative(?:^|;)(?<range>\d+-\d+)(?:$|;)

Non-Capturing Group(?:^|;)

1st Alternative^

^start of line

2nd Alternative;

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

Group range(?<range>\d+-\d+)

\d+a digit, repeated at least once

-the literal - (45₁₀ / 55₈ / 2D₁₆)

\d+a digit, repeated at least once

Non-Capturing Group(?:$|;)

1st Alternative$

$end of line

2nd Alternative;

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

2nd Alternative(?:^|;)(?<integer>\d+)(?:$|;)

Non-Capturing Group(?:^|;)

1st Alternative^

^start of line

2nd Alternative;

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

Group integer(?<integer>\d+)

\d+a digit, repeated at least once

Non-Capturing Group(?:$|;)

1st Alternative$

$end of line

2nd Alternative;

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

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.

Search reference

Regular Expression

(?:^|;)(?<range>\d+-\d+)(?:$|;)|(?:^|;)(?<integer>\d+)(?:$|;)

New

123
123-234;FOO-456;45-67;FOO-FOO;890;FOO-123;11-22;123;123;44-55;098-567;890;123-FOO;
123-456
123-FOO
FOO-123
FOO-FOO