regex101: PCRE (Legacy) Match Workspace

Pro

^start of string

Positive Lookahead(?=.{173}\Q\2\)){2}.{11}$\E\/\z)

.{173}any character (except for line terminators), repeated exactly 173 times

\Q\2\)){2}.{11}$\Ethe literal text \2\)){2}.{11}$

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\zend of string

Group 1((?=(.2.|))\2\/\2\^\2$\2\?=\2\.\2\{173}\2\\Q\2\\2\2\\\2$\2\)\2\{2}\2\.\2\{11}\2\$\2\\E\2\\\2\/\2\\z\2\)\2$\2\(\2\?=\2\(\2\.2\2\.\2\|\2$\2\)){2}

{2}repeats the group contents below exactly 2 times:

Positive Lookahead(?=(.2.|))

Group 2(.2.|)

1st Alternative.2.

.any character (except for line terminators)

2the literal 2 (50₁₀ / 62₈ / 32₁₆)

.any character (except for line terminators)

2nd Alternative — matches an empty string

\2the text saved by group 2

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\2the text saved by group 2

\^the literal ^ (94₁₀ / 136₈ / 5E₁₆)

\2the text saved by group 2

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

\2the text saved by group 2

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

\2the text saved by group 2

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\2the text saved by group 2

\{the literal { (123₁₀ / 173₈ / 7B₁₆)

173}the literal text 173}

\2the text saved by group 2

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

Qthe literal Q (81₁₀ / 121₈ / 51₁₆) (case sensitive)

\2the text saved by group 2

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

2the literal 2 (50₁₀ / 62₈ / 32₁₆)

\2the text saved by group 2

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

\2the text saved by group 2

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

\2the text saved by group 2

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

\2the text saved by group 2

\{the literal { (123₁₀ / 173₈ / 7B₁₆)

2}the literal text 2}

\2the text saved by group 2

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\2the text saved by group 2

\{the literal { (123₁₀ / 173₈ / 7B₁₆)

11}the literal text 11}

\2the text saved by group 2

\$the literal $ (36₁₀ / 44₈ / 24₁₆)

\2the text saved by group 2

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

Ethe literal E (69₁₀ / 105₈ / 45₁₆) (case sensitive)

\2the text saved by group 2

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

\2the text saved by group 2

\/the literal / (47₁₀ / 57₈ / 2F₁₆)

\2the text saved by group 2

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

zthe literal z (122₁₀ / 172₈ / 7A₁₆) (case sensitive)

\2the text saved by group 2

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

\2the text saved by group 2

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

\2the text saved by group 2

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

\2the text saved by group 2

\?the literal ? (63₁₀ / 77₈ / 3F₁₆)

=the literal = (61₁₀ / 75₈ / 3D₁₆)

\2the text saved by group 2

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

\2the text saved by group 2

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

2the literal 2 (50₁₀ / 62₈ / 32₁₆)

\2the text saved by group 2

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

\2the text saved by group 2

\|the literal | (124₁₀ / 174₈ / 7C₁₆)

\2the text saved by group 2

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

\2the text saved by group 2

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

.{11}any character (except for line terminators), repeated exactly 11 times

$end of string, or before its final line terminator

25 tokens

Regular Expression

^(?=.{173}\Q\2\)){2}.{11}$\E\/\z)((?=(.2.|))\2\/\2\^\2\(\2\?=\2\.\2\{173}\2\\Q\2\\2\2\\\2\)\2\)\2\{2}\2\.\2\{11}\2\$\2\\E\2\\\2\/\2\\z\2\)\2\(\2\(\2\?=\2\(\2\.2\2\.\2\|\2\)\2\)){2}.{11}$

/^(?=.{173}\Q\2\)){2}.{11}$\E\/\z)((?=(.2.|))\2\/\2\^\2\(\2\?=\2\.\2\{173}\2\\Q\2\\2\2\\\2\)\2\)\2\{2}\2\.\2\{11}\2\$\2\\E\2\\\2\/\2\\z\2\)\2\(\2\(\2\?=\2\(\2\.2\2\.\2\|\2\)\2\)){2}.{11}$/

Extraction

/^(?=.{173}\Q\2\)){2}.{11}$\E\/\z)((?=(.2.|))\2\/\2\^\2\(\2\?=\2\.\2\{173}\2\\Q\2\\2\2\\\2\)\2\)\2\{2}\2\.\2\{11}\2\$\2\\E\2\\\2\/\2\\z\2\)\2\(\2\(\2\?=\2\(\2\.2\2\.\2\|\2\)\2\)){2}.{11}$/