Regular Expressions 101

Explanation

Pro

^start of string

Group 1((?<value>\d+)\s?(?<unit>m²|m\^2|cm²|cm\^2|ft|in|m|mm)\s?)+

+repeats the group contents below at least once:

Group value(?<value>\d+)

\d+a digit, repeated at least once

\s?optionally matches any whitespace character

Group unit(?<unit>m²|m\^2|cm²|cm\^2|ft|in|m|mm)

1st Alternativem²

m²the literal text m² (case sensitive)

2nd Alternativem\^2

mthe literal m (109₁₀ / 155₈ / 6D₁₆) (case sensitive)

\^the literal ^ (94₁₀ / 136₈ / 5E₁₆)

2the literal 2 (50₁₀ / 62₈ / 32₁₆)

3rd Alternativecm²

cm²the literal text cm² (case sensitive)

4th Alternativecm\^2

cmthe literal text cm (case sensitive)

\^the literal ^ (94₁₀ / 136₈ / 5E₁₆)

2the literal 2 (50₁₀ / 62₈ / 32₁₆)

5th Alternativeft

ftthe literal text ft (case sensitive)

6th Alternativein

inthe literal text in (case sensitive)

7th Alternativem

mthe literal m (109₁₀ / 155₈ / 6D₁₆) (case sensitive)

8th Alternativemm

mmthe literal text mm (case sensitive)

\s?optionally matches any whitespace character

$end of string, or before its final line terminator

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Detailed match information will be displayed here automatically.

25 tokens

^((?<value>\d+)\s?(?<unit>m²|m\^2|cm²|cm\^2|ft|in|m|mm)\s?)+$

New

1ft1in

1ft1in