Regular Expressions 101

Pro

\ban ASCII word boundary

\040?optionally matches the literal (40₈ / 32₁₀ / 20₁₆)

Group 1(\d[.]?\d?\040?)?

?repeats the group contents below at most once:

\da digit

Character Class[.]?

?matches at most one character from the set below:

.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d?optionally matches a digit

\040?optionally matches the literal (40₈ / 32₁₀ / 20₁₆)

Group 2(DDP|DD\+?\s?)

1st AlternativeDDP

DDPthe literal text DDP (case sensitive)

2nd AlternativeDD\+?\s?

DDthe literal text DD (case sensitive)

\+?optionally matches the literal + (43₁₀ / 53₈ / 2B₁₆)

\s?optionally matches any whitespace character

Group 3([. ]?\040?\d[.]?\d?)?

?repeats the group contents below at most once:

Character Class[. ]?

?matches at most one character from the set below:

.the literal . (46₁₀ / 56₈ / 2E₁₆)

the literal (32₁₀ / 40₈ / 20₁₆)

\040?optionally matches the literal (40₈ / 32₁₀ / 20₁₆)

\da digit

Character Class[.]?

?matches at most one character from the set below:

.the literal . (46₁₀ / 56₈ / 2E₁₆)

\d?optionally matches a digit

\ban ASCII word boundary

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

\b\040?(\d[.]?\d?\040?)?(DDP|DD\+?\s?)([. ]?\040?\d[.]?\d?)?\b

New

Want All Selected
DDP 5.1
DD+ 5.1
DD 5.1
DDP5.1
DD+5.1
DD5.1

Want All Selected
5.1 DDP 
5.1 DD+
5.1 DD
5.1DDP
5.1DD+
5.1DD

Don't want the 5.1 ending selected
5.1 DDP 5.1
5.1 DD+ 5.1
5.1 DD 5.1
5.1DDP5.1
5.1DD+5.1
5.1DD5.1

Don't want the ending single number 5 selected
5.1 DDP 5
5.1 DD+ 5
5.1 DD 5
5.1DDP5
5.1DD+5
5.1DD5