Regular Expressions 101

Pro

=the literal = (61₁₀ / 75₈ / 3D₁₆)

Non-Capturing Group(?:(")((?:(?![a-z]*=)[^"<>])*)()(?=[\s>]|/>)|(?!")()((?:(?![a-z]*=)[^"<>])*)("))

1st Alternative(")((?:(?![a-z]*=)[^"<>])*)()(?=[\s>]|/>)

Group 1(")

"the literal " (34₁₀ / 42₈ / 22₁₆)

Group 2((?:(?![a-z]*=)[^"<>])*)

Non-Capturing Group(?:(?![a-z]*=)[^"<>])*

*repeats the group contents below any number of times:

Negative Lookahead(?![a-z]*=)

Character Class[a-z]*

*matches any number of characters from the set below:

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

=the literal = (61₁₀ / 75₈ / 3D₁₆)

Negated Character Class[^"<>]

"the literal " (34₁₀ / 42₈ / 22₁₆)

<the literal < (60₁₀ / 74₈ / 3C₁₆)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

Group 3() — does not consume characters

Positive Lookahead(?=[\s>]|/>)

1st Alternative[\s>]

Character Class[\s>]

\sa Unicode whitespace character

>the literal > (62₁₀ / 76₈ / 3E₁₆)

2nd Alternative/>

/>the literal text />

2nd Alternative(?!")()((?:(?![a-z]*=)[^"<>])*)(")

Negative Lookahead(?!")

"the literal " (34₁₀ / 42₈ / 22₁₆)

Group 4() — does not consume characters

Group 5((?:(?![a-z]*=)[^"<>])*)

Non-Capturing Group(?:(?![a-z]*=)[^"<>])*

*repeats the group contents below any number of times:

Negative Lookahead(?![a-z]*=)

Character Class[a-z]*

*matches any number of characters from the set below:

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

=the literal = (61₁₀ / 75₈ / 3D₁₆)

Negated Character Class[^"<>]

"the literal " (34₁₀ / 42₈ / 22₁₆)

<the literal < (60₁₀ / 74₈ / 3C₁₆)

>the literal > (62₁₀ / 76₈ / 3E₁₆)

Group 6(")

"the literal " (34₁₀ / 42₈ / 22₁₆)

Global pattern flags

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

Detailed match information will be displayed here automatically.

25 tokens

Regular Expression

=(?:(")((?:(?![a-z]*=)[^"<>])*)()(?=[\s>]|/>)|(?!")()((?:(?![a-z]*=)[^"<>])*)("))

New

<table pgwide="0" id="dvr_config_firmware>
<title>DFR Firmware</title>
<tgroup cols="2">
<colspec colname="col1>
<colspec colname="col2">

<info date="09 JAN 2000 version="1.0">

Substitution

="\2\5"

<table pgwide="0" id="dvr_config_firmware>
<title>DFR Firmware</title>
<tgroup cols="2">
<colspec colname="col1>
<colspec colname="col2">

<info date="09 JAN 2000 version="1.0">