Regular Expressions 101

Positive Lookahead(?=(?:(?:[^\"]*\"){2})*[^\"]*$)

Non-Capturing Group(?:(?:[^\"]*\"){2})*

*repeats the group contents below any number of times:

Non-Capturing Group(?:[^\"]*\"){2}

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

Negated Character Class[^\"]*

*matches any number of characters outside the set below:

\"the literal " (34₁₀ / 42₈ / 22₁₆)

Negated Character Class[^\"]*

*matches any number of characters outside the set below:

\"the literal " (34₁₀ / 42₈ / 22₁₆)

$end of line

Negative Lookahead(?![^{]*})

Negated Character Class[^{]*

*matches any number of characters outside the set below:

{the literal { (123₁₀ / 173₈ / 7B₁₆)

}the literal } (125₁₀ / 175₈ / 7D₁₆)

Negative Lookahead(?![^[]*\])

Negated Character Class[^[]*

*matches any number of characters outside the set below:

[the literal [ (91₁₀ / 133₈ / 5B₁₆)

\]the literal ] (93₁₀ / 135₈ / 5D₁₆)

,+the literal , (44₁₀ / 54₈ / 2C₁₆) , repeated at least once

Global pattern flags

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

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(?=(?:(?:[^\"]*\"){2})*[^\"]*$)(?![^{]*})(?![^[]*\]),+

New

"text1":"text2","text3":"text,4","text,5":["text6","text,7"],"text8":"text9","text10":{"text11":"text,12","text13":"text14","text,15":["text,16","text17"],"text,18":"text19"}
"ke,y":{"key,2":"val,ue"},"te,st":"h,i"

Regular Expression

Substitution