Regular Expressions 101

^start of line

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

indexthe literal text index (case sensitive)

Group 1(|\.[php|html|htm]\w+)

1st Alternative — matches an empty string

2nd Alternative\.[php|html|htm]\w+

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

Character Class[php|html|htm]

pthe literal p (112₁₀ / 160₈ / 70₁₆) (case sensitive)

hthe literal h (104₁₀ / 150₈ / 68₁₆) (case sensitive)

|the literal | (124₁₀ / 174₈ / 7C₁₆)

tthe literal t (116₁₀ / 164₈ / 74₁₆) (case sensitive)

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

lthe literal l (108₁₀ / 154₈ / 6C₁₆) (case sensitive)

\w+any word character, repeated at least once

$end of line

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

^\/index(|\.[php|html|htm]\w+)$

New

/index
/index.html
/index.htm
/index.php

/index.ph