Regular Expressions 101

Pro

Non-Capturing Group(?:^|[^\\])

1st Alternative^

^start of line

2nd Alternative[^\\]

Negated Character Class[^\\]

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

\$the literal $ (36₁₀ / 44₈ / 24₁₆)

Group 1((?:\\.|[^$])*)

Non-Capturing Group(?:\\.|[^$])*

*repeats the group contents below any number of times:

1st Alternative\\.

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

.any character (except for line terminators)

2nd Alternative[^$]

Negated Character Class[^$]

$the literal $ (36₁₀ / 44₈ / 24₁₆)

\$the literal $ (36₁₀ / 44₈ / 24₁₆)

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.

26 tokens

(?:^|[^\\])\$((?:\\.|[^$])*)\$

New

escaping the syntax, e.g. The price is 5\$ to 10\$ or $ to \$  or \$ to $ or capture $ to $

escaping the syntax, e.g. The price is 5\$ to 10\$ or $ to \$  or \$ to $ or capture $ to $