Regular Expressions 101

Non-Capturing Group(?:\\\/)?

?repeats the group contents below at most once:

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

\:the literal : (58₁₀ / 72₈ / 3A₁₆)

Non-Capturing Group(?:\\\/)?

?repeats the group contents below at most once:

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

\^the literal ^ (94₁₀ / 136₈ / 5E₁₆)

Non-Capturing Group(?:\\)?

?repeats the group contents below at most once:

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

\+the literal + (43₁₀ / 53₈ / 2B₁₆)

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

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

(?:\\\/)?\(\?\:(?:\\\/)?\(\[\^(?:\\)?\/\]\+\?\)\)\\\/

New

/^(?:\/([^/]+?))\/?(?=\/|$)/i
/^\/(?:([^\/]+?))\/?(?=\/|$)/i