regex101: Lab1 pas compact

^start of string

Group 1(\d+)

\d+a Unicode decimal digit, repeated at least once

the literal (32₁₀ / 40₈ / 20₁₆)

<the literal < (60₁₀ / 74₈ / 3C₁₆)

Group 2(CARRE|RECTANGLE|OVALE|LIGNE)

1st AlternativeCARRE

CARREthe literal text CARRE (case sensitive)

2nd AlternativeRECTANGLE

RECTANGLEthe literal text RECTANGLE (case sensitive)

3rd AlternativeOVALE

OVALEthe literal text OVALE (case sensitive)

4th AlternativeLIGNE

LIGNEthe literal text LIGNE (case sensitive)

> the literal text >

Group 3(\d+)

\d+a Unicode decimal digit, repeated at least once

the literal (32₁₀ / 40₈ / 20₁₆)

Group 4(\d+)

\d+a Unicode decimal digit, repeated at least once

the literal (32₁₀ / 40₈ / 20₁₆)

Group 5(\d+)

\d+a Unicode decimal digit, repeated at least once

the literal (32₁₀ / 40₈ / 20₁₆)

Group 6(\d+)

\d+a Unicode decimal digit, repeated at least once

</the literal text </

Non-Capturing Group(?:CARRE|RECTANGLE|OVALE|LIGNE)

1st AlternativeCARRE

CARREthe literal text CARRE (case sensitive)

2nd AlternativeRECTANGLE

RECTANGLEthe literal text RECTANGLE (case sensitive)

3rd AlternativeOVALE

OVALEthe literal text OVALE (case sensitive)

4th AlternativeLIGNE

LIGNEthe literal text LIGNE (case sensitive)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

2nd Alternative<(CERCLE)> (\d+) (\d+) (\d+) </CERCLE>

<the literal < (60₁₀ / 74₈ / 3C₁₆)

Group 7(CERCLE)

CERCLEthe literal text CERCLE (case sensitive)

> the literal text >

Group 8(\d+)

\d+a Unicode decimal digit, repeated at least once

the literal (32₁₀ / 40₈ / 20₁₆)

Group 9(\d+)

\d+a Unicode decimal digit, repeated at least once

the literal (32₁₀ / 40₈ / 20₁₆)

Group 10(\d+)

\d+a Unicode decimal digit, repeated at least once

</CERCLE>the literal text </CERCLE> (case sensitive)

$end of string, or before its final line terminator

Global pattern flags

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

Search reference

Regular Expression

^(\d+) (?:(?:<(CARRE|RECTANGLE|OVALE|LIGNE)> (\d+) (\d+) (\d+) (\d+) </(?:CARRE|RECTANGLE|OVALE|LIGNE)>)|<(CERCLE)> (\d+) (\d+) (\d+) </CERCLE>)$

New

1111 <CARRE> 123 321 111 222 </CARRE>
2222 <RECTANGLE> 234 432 333 444 </RECTANGLE>
3333 <CERCLE> 345 543 555 </CERCLE>
4444 <OVALE> 456 654 666 777 </OVALE>
5555 <LIGNE> 567 765 888 999 </LIGNE>

Regular Expressions 101

Regular Expression

Substitution