Regular Expressions 101

Explanation

Pro

Size: the literal text Size: (case sensitive)

Non-Capturing Group(?:Age_Youth|[a-zA-Z0-9]+)

1st AlternativeAge_Youth

Age_Youththe literal text Age_Youth (case sensitive)

2nd Alternative[a-zA-Z0-9]+

Character Class[a-zA-Z0-9]+

+matches at least one character from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

0-9one character from 0 (48₁₀) to 9 (57₁₀)

Non-Capturing Group(?:[ \t]*(?:or|[-/?])[ \t]*[a-zA-Z0-9]+)+

+repeats the group contents below at least once:

Character Class[ \t]*

*matches any number of characters from the set below:

the literal (32₁₀ / 40₈ / 20₁₆)

\ta tab character (ASCII 9)

Non-Capturing Group(?:or|[-/?])

1st Alternativeor

orthe literal text or (case sensitive)

2nd Alternative[-/?]

Character Class[-/?]

-the literal - (45₁₀ / 55₈ / 2D₁₆)

/the literal / (47₁₀ / 57₈ / 2F₁₆)

?the literal ? (63₁₀ / 77₈ / 3F₁₆)

Character Class[ \t]*

*matches any number of characters from the set below:

the literal (32₁₀ / 40₈ / 20₁₆)

\ta tab character (ASCII 9)

Character Class[a-zA-Z0-9]+

+matches at least one character from the set below:

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

0-9one character from 0 (48₁₀) to 9 (57₁₀)

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

Match Information

Detailed match information will be displayed here automatically.

Quick Reference

25 tokens

Regular Expression

Size: (?:Age_Youth|[a-zA-Z0-9]+)(?:[ \t]*(?:or|[-/?])[ \t]*[a-zA-Z0-9]+)+

Size: 10,
Size: 12,
Size: 12M,
Size: 13-15,
Size: 14,
Size: 14.5,
Size: 15,
Size: 15.5,
Size: 16,
Size: 16.5,
Size: 17,
Size: 17.5,
Size: 18,
Size: 18.5,
Size: 18/24,
Size: 18M,
Size: 19,
Size: 19.5,
Size: 1X,
Size: 2,
Size: 2 - 18/20,
Size: 20,
Size: 20.5,
Size: 22,
Size: 22-24,
Size: 2-3-4-43621,
Size: 2-3T-4T,
Size: 24,
Size: 24",
Size: 2-4-6,
Size: 2-4-6-8-10-12-14-16-18-20,
Size: 24M,
Size: 26,
Size: 28",
Size: 28W,
Size: 29W,
Size: 2T,
Size: 2T/3T,
Size: 2T/3T-4T,
Size: 2T-3T-4T,
Size: 2T-3T-4T-43621,
Size: 2T-3T-4T-43621-7,
Size: 2T-3T-4T-5/6T,
Size: 2T-3T-4T-5T,
Size: 2T-3T-4T-5T-6T,
Size: 2T-4T-43621,
Size: 2T-4T-5/6T,
Size: 2T-4T-6T,
Size: 2X,
Size: 2XL,
Size: 3,
Size: 3 - 22/24,
Size: 30,
Size: 30-32-34-36,
Size: 30-32-34-36-38,
Size: 30-32-34-36-38-40,
Size: 30-32-34-36-38-40-42-44,
Size: 30-32-34-36-38-40-42-44-28,
Size: 30-32-34-36-38-40-42-44-46,
Size: 30-32-34-36-38-40-42-44-46-48,
Size: 30-32-34-36-38-40-42-44-48,
Size: 30-32-34-36-38-42,
Size: 30-32-34-36-40-48,
Size: