Regular Expressions 101

Explanation

Pro

Group 1($[A-Za-z0-9]*$[0-9]*)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Character Class[A-Za-z0-9]*

*matches any number of characters from the set below:

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

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

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

Character Class[0-9]*

*matches any number of characters from the set below:

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

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

(\([A-Za-z0-9]*\)[0-9]*)

New

AaAa(aAAAAAa)123A
Ca(OH)2+H3PO4

AaAa(aAAAAAa)123A
Ca(OH)2+H3PO4