Regular Expressions 101

Pro

^start of line

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

Character Class[0-1]

0-1one character from 0 (48₁₀) to 1 (49₁₀)

Character Class[1-9]

1-9one character from 1 (49₁₀) to 9 (57₁₀)

\-the literal - (45₁₀ / 55₈ / 2D₁₆)

Character Class[0-3]

0-3one character from 0 (48₁₀) to 3 (51₁₀)

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

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

^\[[0-1][1-9]\-[0-3][0-9]\]

New

[01-23]
[02-31]
[02-16]
[ 6-03]

[01-23]
[02-31]
[02-16]
[ 6-03]