Regular Expressions 101

,the literal , (44₁₀ / 54₈ / 2C₁₆)

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

Negated Character Class[^)]*

*matches any number of characters outside the set below:

)the literal ) (41₁₀ / 51₈ / 29₁₆)

Non-Capturing Group(?:[(]|$)

1st Alternative[(]

Character Class[(]

(the literal ( (40₁₀ / 50₈ / 28₁₆)

2nd Alternative$

$end of string, or before its final line terminator

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

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

New

rttr,ertrret,ertret(yes,no),ete(,)ert,ert ert,rtrter,0
rttr,ert(yes,no)rret,ert ret,eteert,ertert,rtrter,1
rttr,ertrret,ert ret,eteert,ertert,rtrter,0
rttr,ertrret,ert ret,eteert,ertert,rtrter,2 
rttr,ert(white,black)rret,ert ret,eteert,ertert,rtrter,0
rttr,ertrret,ert ret,eteert,ertert,rtrter,0
rttr,ertrret,ert ret,et(blue,green,yellow,orange,white)eert,ertert,rtrter,1

Regular Expression

Substitution