Regular Expressions 101

Explanation

Pro

Non-Capturing Group(?:([-‐‑‒–—―−⁃﹘﹣－])|(?:&(?:(?:#x(2d|201[0-5]|2212|2043|fe58|fe63|ff0d))|(?:#(45|820[89]|821[0123]|8722|8259|65112|65123|65293))|(hyphen|[nm]?dash|hybull|horbar|minus));?))

1st Alternative([-‐‑‒–—―−⁃﹘﹣－])

Group 1([-‐‑‒–—―−⁃﹘﹣－])

Character Class[-‐‑‒–—―−⁃﹘﹣－]

-the literal - (45₁₀ / 55₈ / 2D₁₆)

‐the literal ‐ (8208₁₀ / 20020₈ / 2010₁₆)

‑the literal ‑ (8209₁₀ / 20021₈ / 2011₁₆)

‒the literal ‒ (8210₁₀ / 20022₈ / 2012₁₆)

–the literal – (8211₁₀ / 20023₈ / 2013₁₆)

—the literal — (8212₁₀ / 20024₈ / 2014₁₆)

―the literal ― (8213₁₀ / 20025₈ / 2015₁₆)

−the literal − (8722₁₀ / 21022₈ / 2212₁₆)

⁃the literal ⁃ (8259₁₀ / 20103₈ / 2043₁₆)

﹘the literal ﹘ (65112₁₀ / 177130₈ / FE58₁₆)

﹣the literal ﹣ (65123₁₀ / 177143₈ / FE63₁₆)

－the literal － (65293₁₀ / 177415₈ / FF0D₁₆)

2nd Alternative(?:&(?:(?:#x(2d|201[0-5]|2212|2043|fe58|fe63|ff0d))|(?:#(45|820[89]|821[0123]|8722|8259|65112|65123|65293))|(hyphen|[nm]?dash|hybull|horbar|minus));?)

Non-Capturing Group(?:&(?:(?:#x(2d|201[0-5]|2212|2043|fe58|fe63|ff0d))|(?:#(45|820[89]|821[0123]|8722|8259|65112|65123|65293))|(hyphen|[nm]?dash|hybull|horbar|minus));?)

&the literal & (38₁₀ / 46₈ / 26₁₆)

Non-Capturing Group(?:(?:#x(2d|201[0-5]|2212|2043|fe58|fe63|ff0d))|(?:#(45|820[89]|821[0123]|8722|8259|65112|65123|65293))|(hyphen|[nm]?dash|hybull|horbar|minus))

1st Alternative(?:#x(2d|201[0-5]|2212|2043|fe58|fe63|ff0d))

Non-Capturing Group(?:#x(2d|201[0-5]|2212|2043|fe58|fe63|ff0d))

#xthe literal text #x (case sensitive)

Group 2(2d|201[0-5]|2212|2043|fe58|fe63|ff0d)

1st Alternative2d

2dthe literal text 2d (case sensitive)

2nd Alternative201[0-5]

201the literal text 201

Character Class[0-5]

0-5one character from 0 (48₁₀) to 5 (53₁₀)

3rd Alternative2212

2212the literal text 2212

4th Alternative2043

2043the literal text 2043

5th Alternativefe58

fe58the literal text fe58 (case sensitive)

6th Alternativefe63

fe63the literal text fe63 (case sensitive)

7th Alternativeff0d

ff0dthe literal text ff0d (case sensitive)

2nd Alternative(?:#(45|820[89]|821[0123]|8722|8259|65112|65123|65293))

Non-Capturing Group(?:#(45|820[89]|821[0123]|8722|8259|65112|65123|65293))

#the literal # (35₁₀ / 43₈ / 23₁₆)

Group 3(45|820[89]|821[0123]|8722|8259|65112|65123|65293)

1st Alternative45

45the literal text 45

2nd Alternative820[89]

820the literal text 820

Character Class[89]

8the literal 8 (56₁₀ / 70₈ / 38₁₆)

9the literal 9 (57₁₀ / 71₈ / 39₁₆)

3rd Alternative821[0123]

821the literal text 821

Character Class[0123]

4th Alternative8722

5th Alternative8259

6th Alternative65112

7th Alternative65123

8th Alternative65293

3rd Alternative(hyphen|[nm]?dash|hybull|horbar|minus)

;?optionally matches the literal ; (59₁₀ / 73₈ / 3B₁₆)

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

u modifier: unicode. Enables Unicode-aware matching and escape syntax

Match Information

Detailed match information will be displayed here automatically.

Quick Reference

26 tokens

Regular Expression

(?:([-‐‑‒–—―−⁃﹘﹣－])|(?:&(?:(?:#x(2d|201[0-5]|2212|2043|fe58|fe63|ff0d))|(?:#(45|820[89]|821[0123]|8722|8259|65112|65123|65293))|(hyphen|[nm]?dash|hybull|horbar|minus));?))

New

This captures an entity even if it lacks the ';', which is commonly encountered in the wild.

kbdash  &#x2d;                          &#45;           &#x2d   &#45    -;       -
dash    &#x2010;        &dash;          &#8208;         &#x2010 &#8208  ‐;       ‐
hyphen  &#x2011;        &hyphen;        &#8209;         &#x2011 &#8209  ‑;       ‑
figure  &#x2012;                        &#8210;         &#x2012 &#8210  ‒;       ‒
em      &#x2013;        &ndash;         &#8211;         &#x2013 &#8211  –;       –
en      &#x2014;        &mdash;         &#8212;         &#x2014 &#8212  —;       —
horbar  &#x2015;        &horbar;        &#8213;         &#x2015 &#8213  ―;       ―
minus   &#x2212;        &minus;         &#8722;         &#x2212 &#8722  −;       −
hybull  &#x2043;        &hybull;        &#8259;         &#x2043 &#8259  ⁃;       ⁃
fe58    &#xfe58;                        &#65112;        &#xfe58 &#65112 ﹘;      ﹘
fe63    &#xfe63;                        &#65123;        &#xfe63 &#65123 ﹣;

Extraction

This captures an entity even if it lacks the ';', which is commonly encountered in the wild.

kbdash  &#x2d;                          &#45;           &#x2d   &#45    -;       -
dash    &#x2010;        &dash;          &#8208;         &#x2010 &#8208  ‐;       ‐
hyphen  &#x2011;        &hyphen;        &#8209;         &#x2011 &#8209  ‑;       ‑
figure  &#x2012;                        &#8210;         &#x2012 &#8210  ‒;       ‒
em      &#x2013;        &ndash;         &#8211;         &#x2013 &#8211  –;       –
en      &#x2014;        &mdash;         &#8212;         &#x2014 &#8212  —;       —
horbar  &#x2015;        &horbar;        &#8213;         &#x2015 &#8213  ―;       ―
minus   &#x2212;        &minus;         &#8722;         &#x2212 &#8722  −;       −
hybull  &#x2043;        &hybull;        &#8259;         &#x2043 &#8259  ⁃;       ⁃
fe58    &#xfe58;                        &#65112;        &#xfe58 &#65112 ﹘;      ﹘
fe63    &#xfe63;                        &#65123;        &#xfe63 &#65123 ﹣;