Regular Expressions 101

Pro

1st AlternativeTotal Change is:\s*\S+

Total Change is:the literal text Total Change is: (case sensitive)

\s*a Unicode whitespace character, repeated any number of times

\S+any character that is not Unicode whitespace, repeated at least once

2nd AlternativeChanges from:.*?\d{4}\b

Changes from:the literal text Changes from: (case sensitive)

.*?any Unicode character (except for line terminators), repeated any number of times

\d{4}a Unicode decimal digit, repeated exactly 4 times

\ba Unicode word boundary

3rd Alternative([-+]?\d+(?:,\d+)?)

Group 1([-+]?\d+(?:,\d+)?)

Character Class[-+]?

?matches at most one character from the set below:

-the literal - (45₁₀ / 55₈ / 2D₁₆)

+the literal + (43₁₀ / 53₈ / 2B₁₆)

\d+a Unicode decimal digit, repeated at least once

Non-Capturing Group(?:,\d+)?

?repeats the group contents below at most once:

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\d+a Unicode decimal digit, repeated at least once

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

Total Change is:\s*\S+|Changes from:.*?\d{4}\b|([-+]?\d+(?:,\d+)?)

New

Changes from:       August 18, 2020                                  Total Change is:    -3,029

         0     -2,872        -18        898        870       -200     -2,819       -311       -112          0          2          0       -778       -388

Substitution

Changes from:       August 18, 2020                                  Total Change is:    -3,029

         0     -2,872        -18        898        870       -200     -2,819       -311       -112          0          2          0       -778       -388