Regular Expressions 101

^start of line

\ta tab character (ASCII 9)

Character Class[A-Za-z_$]*

*matches any number of characters from the set below:

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

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

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

$the literal $ (36₁₀ / 44₈ / 24₁₆)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Character Class[a-zA-Z,=0-9]*

*matches any number of characters 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)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

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

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

\s*any whitespace character, repeated any number of times

\{the literal { (123₁₀ / 173₈ / 7B₁₆)

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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Search reference

Regular Expression

^\t[A-Za-z_$]*\([a-zA-Z,=0-9]*\)\s*\{

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