Regular Expressions 101

\da Unicode decimal digit

Non-Capturing Group(?:[\s\d]*\d)?

?repeats the group contents below at most once:

Character Class[\s\d]*

*matches any number of characters from the set below:

\sa Unicode whitespace character

\da Unicode decimal digit

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

Regular Expression

\d(?:[\s\d]*\d)?

New

ABC DEF GHI: 319 022 6543 QRS : 531 450