Regular Expressions 101

Explanation

Pro

1st Alternative^(?!00)[0-5]\d\.[05]

^start of line

Negative Lookahead(?!00)

00the literal text 00

Character Class[0-5]

0-5one character from 0 (48₁₀) to 5 (53₁₀)

\da digit

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[05]

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

5the literal 5 (53₁₀ / 65₈ / 35₁₆)

2nd Alternative60\.0

60the literal text 60

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

3rd Alternative99\.9$

99the literal text 99

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

9the literal 9 (57₁₀ / 71₈ / 39₁₆)

$end of line

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

^(?!00)[0-5]\d\.[05]|60\.0|99\.9$