Regular Expressions 101

,the literal , (44₁₀ / 54₈ / 2C₁₆)

Positive Lookahead(?=[^}]*(?:,|$))

Negated Character Class[^}]*

*matches any number of characters outside the set below:

}the literal } (125₁₀ / 175₈ / 7D₁₆)

Non-Capturing Group(?:,|$)

1st Alternative,

,the literal , (44₁₀ / 54₈ / 2C₁₆)

2nd Alternative$

$end of line

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

,(?=[^}]*(?:,|$))

New

"Key1"=123,"Key2"="abc","key3"={"subkey1"=12,"subkey2"="cd"},"key4"=456