regex101: PCRE (Legacy) Match Workspace

Pro

^start of line

Group 1(\d+(?:\s+\d+/\d+)?|\d+/\d+)

1st Alternative\d+(?:\s+\d+/\d+)?

\d+a digit, repeated at least once

Non-Capturing Group(?:\s+\d+/\d+)?

?repeats the group contents below at most once:

\s+any whitespace character, repeated at least once

\d+a digit, repeated at least once

/the literal / (47₁₀ / 57₈ / 2F₁₆)

\d+a digit, repeated at least once

2nd Alternative\d+/\d+

\d+a digit, repeated at least once

/the literal / (47₁₀ / 57₈ / 2F₁₆)

\d+a digit, repeated at least once

\s+any whitespace character, repeated at least once

Group 2((?:\d+(?:-?in(?:ch)?|")?\s+)*\S+(?:\s+to\s+(?:\d+(?:-?in(?:ch)?|")?\s+)*\S+)?)

Non-Capturing Group(?:\d+(?:-?in(?:ch)?|")?\s+)*

*repeats the group contents below any number of times:

\d+a digit, repeated at least once

Non-Capturing Group(?:-?in(?:ch)?|")?

?repeats the group contents below at most once:

1st Alternative-?in(?:ch)?

-?optionally matches the literal - (45₁₀ / 55₈ / 2D₁₆)

inthe literal text in (case sensitive)

Non-Capturing Group(?:ch)?

?repeats the group contents below at most once:

chthe literal text ch (case sensitive)

2nd Alternative"

"the literal " (34₁₀ / 42₈ / 22₁₆)

\s+any whitespace character, repeated at least once

\S+any non-whitespace character, repeated at least once

Non-Capturing Group(?:\s+to\s+(?:\d+(?:-?in(?:ch)?|")?\s+)*\S+)?

?repeats the group contents below at most once:

\s+any whitespace character, repeated at least once

tothe literal text to (case sensitive)

\s+any whitespace character, repeated at least once

Non-Capturing Group(?:\d+(?:-?in(?:ch)?|")?\s+)*

*repeats the group contents below any number of times:

\d+a digit, repeated at least once

Non-Capturing Group(?:-?in(?:ch)?|")?

?repeats the group contents below at most once:

1st Alternative-?in(?:ch)?

-?optionally matches the literal - (45₁₀ / 55₈ / 2D₁₆)

inthe literal text in (case sensitive)

Non-Capturing Group(?:ch)?

?repeats the group contents below at most once:

chthe literal text ch (case sensitive)

2nd Alternative"

"the literal " (34₁₀ / 42₈ / 22₁₆)

\s+any whitespace character, repeated at least once

\S+any non-whitespace character, 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

25 tokens

Regular Expression

^(\d+(?:\s+\d+/\d+)?|\d+/\d+)\s+((?:\d+(?:-?in(?:ch)?|")?\s+)*\S+(?:\s+to\s+(?:\d+(?:-?in(?:ch)?|")?\s+)*\S+)?)

New

6 4- to 5-mm-diameter plugs      
6 large bricks
1 1/3 shipment concrete
1 (14- to 15-oz) gold bars
16 3 1/2- to 4-inch-diameter caps
1 1/2 tons sand
2 1 1/4- to 3-inch diameter caps
1/3 shipment cement

Extraction

6 4- to 5-mm-diameter plugs      
6 large bricks
1 1/3 shipment concrete
1 (14- to 15-oz) gold bars
16 3 1/2- to 4-inch-diameter caps
1 1/2 tons sand
2 1 1/4- to 3-inch diameter caps
1/3 shipment cement