Regular Expressions 101

Group type(?'type'[\w|\[\]\/]+)

Character Class[\w|\[\]\/]+

+matches at least one character from the set below:

\wany word character

|the literal | (124₁₀ / 174₈ / 7C₁₆)

\[the literal [ (91₁₀ / 133₈ / 5B₁₆)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

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

\$the literal $ (36₁₀ / 44₈ / 24₁₆)

Group name(?'name'\w+)

\w+any word character, repeated at least once

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

Group 3(=\s*(?'default'[\w\'\\"]+)|)

1st Alternative=\s*(?'default'[\w\'\\"]+)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

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

Group default(?'default'[\w\'\\"]+)

Character Class[\w\'\\"]+

+matches at least one character from the set below:

\wany word character

\'the literal ' (39₁₀ / 47₈ / 27₁₆)

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

2nd Alternative — matches an empty string

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

(?'type'[\w|\[\]\/]+)\s*\$(?'name'\w+)\s*(=\s*(?'default'[\w\'\\"]+)|)

string $arg1='klk', $arg2 = 222, boolean $eee= false, $arg4, $arg5="fdsfds"