regex101: PCRE (Legacy) Match Workspace

Pro

\ban ASCII word boundary

Non-Capturing Group(?:([Gg][Ii][Rr] 0[Aa]{2})|((([A-Za-z][0-9]{1,2})|(([A-Za-z][A-Ha-hJ-Yj-y][0-9]{1,2})|(([AZa-z][0-9][A-Za-z])|([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z])))) [0-9][A-Za-z]{2}))

1st Alternative([Gg][Ii][Rr] 0[Aa]{2})

Group 1([Gg][Ii][Rr] 0[Aa]{2})

Character Class[Gg]

Gthe literal G (71₁₀ / 107₈ / 47₁₆) (case sensitive)

gthe literal g (103₁₀ / 147₈ / 67₁₆) (case sensitive)

Character Class[Ii]

Ithe literal I (73₁₀ / 111₈ / 49₁₆) (case sensitive)

ithe literal i (105₁₀ / 151₈ / 69₁₆) (case sensitive)

Character Class[Rr]

Rthe literal R (82₁₀ / 122₈ / 52₁₆) (case sensitive)

rthe literal r (114₁₀ / 162₈ / 72₁₆) (case sensitive)

0the literal text 0

Character Class[Aa]{2}

{2}matches exactly 2 characters from the set below:

Athe literal A (65₁₀ / 101₈ / 41₁₆) (case sensitive)

athe literal a (97₁₀ / 141₈ / 61₁₆) (case sensitive)

2nd Alternative((([A-Za-z][0-9]{1,2})|(([A-Za-z][A-Ha-hJ-Yj-y][0-9]{1,2})|(([AZa-z][0-9][A-Za-z])|([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z])))) [0-9][A-Za-z]{2})

Group 2((([A-Za-z][0-9]{1,2})|(([A-Za-z][A-Ha-hJ-Yj-y][0-9]{1,2})|(([AZa-z][0-9][A-Za-z])|([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z])))) [0-9][A-Za-z]{2})

Group 3(([A-Za-z][0-9]{1,2})|(([A-Za-z][A-Ha-hJ-Yj-y][0-9]{1,2})|(([AZa-z][0-9][A-Za-z])|([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z]))))

1st Alternative([A-Za-z][0-9]{1,2})

Group 4([A-Za-z][0-9]{1,2})

Character Class[A-Za-z]

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

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

Character Class[0-9]{1,2}

{1,2}matches between 1 and 2 characters from the set below:

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

2nd Alternative(([A-Za-z][A-Ha-hJ-Yj-y][0-9]{1,2})|(([AZa-z][0-9][A-Za-z])|([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z])))

Group 5(([A-Za-z][A-Ha-hJ-Yj-y][0-9]{1,2})|(([AZa-z][0-9][A-Za-z])|([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z])))

1st Alternative([A-Za-z][A-Ha-hJ-Yj-y][0-9]{1,2})

Group 6([A-Za-z][A-Ha-hJ-Yj-y][0-9]{1,2})

Character Class[A-Za-z]

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

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

Character Class[A-Ha-hJ-Yj-y]

A-Hone character from A (65₁₀) to H (72₁₀) (case sensitive)

a-hone character from a (97₁₀) to h (104₁₀) (case sensitive)

J-Yone character from J (74₁₀) to Y (89₁₀) (case sensitive)

j-yone character from j (106₁₀) to y (121₁₀) (case sensitive)

Character Class[0-9]{1,2}

{1,2}matches between 1 and 2 characters from the set below:

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

2nd Alternative(([AZa-z][0-9][A-Za-z])|([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z]))

Group 7(([AZa-z][0-9][A-Za-z])|([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z]))

1st Alternative([AZa-z][0-9][A-Za-z])

Group 8([AZa-z][0-9][A-Za-z])

Character Class[AZa-z]

Character Class[0-9]

Character Class[A-Za-z]

2nd Alternative([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z])

the literal (32₁₀ / 40₈ / 20₁₆)

Character Class[0-9]

Character Class[A-Za-z]{2}

\ban ASCII word boundary

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

25 tokens

Regular Expression

\b(?:([Gg][Ii][Rr] 0[Aa]{2})|((([A-Za-z][0-9]{1,2})|(([A-Za-z][A-Ha-hJ-Yj-y][0-9]{1,2})|(([AZa-z][0-9][A-Za-z])|([A-Za-z][A-Ha-hJ-Yj-y][0-9]?[A-Za-z])))) [0-9][A-Za-z]{2}))\b

New

1A noplace road, random city, NR1 2PK, UK
1A noplace road, random city, NZ1 2PK, UK

Substitution

1A noplace road, random city, NR1 2PK, UK
1A noplace road, random city, NZ1 2PK, UK