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Pattern
(?>(?<O>)\p{Lu}\{|\}(?<-O>)|\p{Ll})+(?(O)(?!))
Input
tes
{}
tR{R{abc}aD{mnoR{xyz}}}
tes{}tR{R{abc}aD{mnoR{xyz}}}
Options
Ignore Case
Ignore Whitespace
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Regex Info
Table
Context
Split List
2
matches found in about
3
milliseconds.
Show Permalink
Permalink
Index
Position
Matched String
${O}
0
1
tes
empty string
1
6
tR{R{abc}aD{mnoR{xyz}}}
empty string
tes
{}
tR{R{abc}aD{mnoR{xyz}}}
whitespace
{}
whitespace
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