Regular Expressions 101

^start of line

Negative Lookahead(?!,$)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

$end of line

Character Class[\d,.]+

+matches at least one character from the set below:

\da digit

,the literal , (44₁₀ / 54₈ / 2C₁₆)

.the literal . (46₁₀ / 56₈ / 2E₁₆)

$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.

Search reference

Regular Expression

^(?!,$)[\d,.]+$

New

12.312,321
123.12321
1231,,2321
123123,...
.
,
,0923