Regular Expressions 101

Non-Capturing Group(?:\G(?!^),|DATA\.tracking\.user = \{)

1st Alternative\G(?!^),

\Gstart of current search

Negative Lookahead(?!^)

^start of string

,the literal , (44₁₀ / 54₈ / 2C₁₆)

2nd AlternativeDATA\.tracking\.user = \{

DATAthe literal text DATA (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

trackingthe literal text tracking (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

user = the literal text user = (case sensitive)

\{the literal { (123₁₀ / 173₈ / 7B₁₆)

\s+any whitespace character, repeated at least once

Group 1([^:]+)

Negated Character Class[^:]+

+matches at least one character outside the set below:

:the literal : (58₁₀ / 72₈ / 3A₁₆)

: the literal text :

Group 2(\d+|"[^"]*")

1st Alternative\d+

\d+a digit, repeated at least once

2nd Alternative"[^"]*"

"the literal " (34₁₀ / 42₈ / 22₁₆)

Negated Character Class[^"]*

*matches any number of characters outside the set below:

"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.

Search reference

Regular Expression

(?:\G(?!^),|DATA\.tracking\.user = \{)\s+([^:]+): (\d+|"[^"]*")

New

DATA.tracking.user = { 
	age: "19", 
	name: "John doe" 
} // This does not works

DATA.tracking.user = { age: "19", name: "John doe" } // This works

DATA.tracking.user = { 
	age: "19", 
	name: "John doe" 
} // This does not works

Regular Expression

Substitution