Regular Expressions 101

\ban ASCII word boundary

Group 1(\d{4})

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

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 2(\d{2})

\d{2}a digit, repeated exactly 2 times

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 3(\d{2})

\d{2}a digit, repeated exactly 2 times

\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.

Search reference

Regular Expression

\b(\d{4})-(\d{2})-(\d{2})\b

New

Some text 2018-08-28 11:56:48 .Some text 2017-10-30 07:39:21

$3.$2.$1