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Pattern
(?<!\\)(\\\\)*a
Input
a
,
\\a
,
\\\\a
\a, \\\a, \\\\\a
a, \\a, \\\\a \a, \\\a, \\\\\a
Options
Ignore Case
Ignore Whitespace
Explicit Capture
Culture Invariant
Singleline
Multiline
Right To Left
ECMA Script
Start from position:
Max matches to find:
Replacement
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Regex Info
Table
Context
Split List
3
matches found in about
4
milliseconds.
Show Permalink
Permalink
Index
Position
Matched String
$1
0
0
a
empty string
1
3
\\a
\\
2
8
\\\\a
\\
2 captures
\\
\\
a
,
\\a
,
\\\\a
\a, \\\a, \\\\\a
empty string
,
\\
,
\\
\a, \\\a, \\\\\a
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