Regular Expressions 101

Pro

Group 1(("|]|}|\.|(\d|\.|-|:)\s*\d)\s*,|{)

1st Alternative("|]|}|\.|(\d|\.|-|:)\s*\d)\s*,

Group 2("|]|}|\.|(\d|\.|-|:)\s*\d)

1st Alternative"

"the literal " (34₁₀ / 42₈ / 22₁₆)

2nd Alternative]

]the literal ] (93₁₀ / 135₈ / 5D₁₆)

3rd Alternative}

}the literal } (125₁₀ / 175₈ / 7D₁₆)

4th Alternative\.

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

5th Alternative(\d|\.|-|:)\s*\d

Group 3(\d|\.|-|:)

1st Alternative\d

\da digit

2nd Alternative\.

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

3rd Alternative-

-the literal - (45₁₀ / 55₈ / 2D₁₆)

4th Alternative:

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\s*any whitespace character, repeated any number of times

\da digit

\s*any whitespace character, repeated any number of times

,the literal , (44₁₀ / 54₈ / 2C₁₆)

2nd Alternative{

{the literal { (123₁₀ / 173₈ / 7B₁₆)

\s*any whitespace character, repeated any number of times

Group 4(")?

?repeats the group contents below at most once:

"the literal " (34₁₀ / 42₈ / 22₁₆)

Group 5([^":\n]+?)

Negated Character Class[^":\n]+?

+?matches at least one character outside the set below:

"the literal " (34₁₀ / 42₈ / 22₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\na line-feed (newline) character (ASCII 10)

Group 6(")?

?repeats the group contents below at most once:

"the literal " (34₁₀ / 42₈ / 22₁₆)

\s*any whitespace character, repeated any number of times

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Global pattern flags

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

Detailed match information will be displayed here automatically.

26 tokens

Regular Expression

(("|]|}|\.|(\d|\.|-|:)\s*\d)\s*,|{)\s*(")?([^":\n]+?)(")?\s*:

New

{
type:"book",
author:["Willighagen, LG"],
editor:["Toos van Hoof","Karin Antoinette Henriette Majoor"],
date:
{
from:{
from:[1,2,2003],
}
}
,
print:3,
}

Substitution

$1"$5":

{
type:"book",
author:["Willighagen, LG"],
editor:["Toos van Hoof","Karin Antoinette Henriette Majoor"],
date:
{
from:{
from:[1,2,2003],
}
}
,
print:3,
}