Regular Expressions 101

Pro

Group 1((\d{4})(-| )(\d{3})(-| )(\d{4})|((04|\+61)(\d{10}|\d{9}|\d{8}))|((04|\+04|61|\+61)( |-)(\d{1})( |-)(\d{4}|\d{3})( |-)(\d{4}|\d{3})))

1st Alternative(\d{4})(-| )(\d{3})(-| )(\d{4})

Group 2(\d{4})

\d{4}a digit, repeated exactly 4 times

Group 3(-| )

1st Alternative-

-the literal - (45₁₀ / 55₈ / 2D₁₆)

2nd Alternative

the literal (32₁₀ / 40₈ / 20₁₆)

Group 4(\d{3})

\d{3}a digit, repeated exactly 3 times

Group 5(-| )

1st Alternative-

-the literal - (45₁₀ / 55₈ / 2D₁₆)

2nd Alternative

the literal (32₁₀ / 40₈ / 20₁₆)

Group 6(\d{4})

\d{4}a digit, repeated exactly 4 times

2nd Alternative((04|\+61)(\d{10}|\d{9}|\d{8}))

Group 7((04|\+61)(\d{10}|\d{9}|\d{8}))

Group 8(04|\+61)

1st Alternative04

04the literal text 04

2nd Alternative\+61

\+the literal + (43₁₀ / 53₈ / 2B₁₆)

61the literal text 61

Group 9(\d{10}|\d{9}|\d{8})

1st Alternative\d{10}

\d{10}a digit, repeated exactly 10 times

2nd Alternative\d{9}

\d{9}a digit, repeated exactly 9 times

3rd Alternative\d{8}

\d{8}a digit, repeated exactly 8 times

3rd Alternative((04|\+04|61|\+61)( |-)(\d{1})( |-)(\d{4}|\d{3})( |-)(\d{4}|\d{3}))

Group 10((04|\+04|61|\+61)( |-)(\d{1})( |-)(\d{4}|\d{3})( |-)(\d{4}|\d{3}))

Group 11(04|\+04|61|\+61)

1st Alternative04

04the literal text 04

2nd Alternative\+04

\+the literal + (43₁₀ / 53₈ / 2B₁₆)

04the literal text 04

3rd Alternative61

4th Alternative\+61

Group 12( |-)

Group 13(\d{1})

Group 14( |-)

Group 15(\d{4}|\d{3})

Group 16( |-)

Group 17(\d{4}|\d{3})

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

No unit tests · Add a test to get started

25 tokens

Regular Expression

((\d{4})(-| )(\d{3})(-| )(\d{4})|((04|\+61)(\d{10}|\d{9}|\d{8}))|((04|\+04|61|\+61)( |-)(\d{1})( |-)(\d{4}|\d{3})( |-)(\d{4}|\d{3})))

Unit Tests

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