Regular Expressions 101

^start of line

Character Class[\w.]+

+matches at least one character from the set below:

\wany word character

.the literal . (46₁₀ / 56₈ / 2E₁₆)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

\$the literal $ (36₁₀ / 44₈ / 24₁₆)

\d+a digit, repeated at least once

Non-Capturing Group(?:\|[\w.]+=\$\d+)*

*repeats the group contents below any number of times:

\|the literal | (124₁₀ / 174₈ / 7C₁₆)

Character Class[\w.]+

+matches at least one character from the set below:

\wany word character

.the literal . (46₁₀ / 56₈ / 2E₁₆)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

\$the literal $ (36₁₀ / 44₈ / 24₁₆)

\d+a digit, 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

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25 tokens

Regular Expression

^[\w.]+=\$\d+(?:\|[\w.]+=\$\d+)*$

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