Regular Expressions 101

Group 1((?<!\\)(?:\\{2})*)

Negative Lookbehind(?<!\\)

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

Non-Capturing Group(?:\\{2})*

*repeats the group contents below any number of times:

\\{2}the literal \ (92₁₀ / 134₈ / 5C₁₆) , repeated exactly 2 times

Character Class["']

"the literal " (34₁₀ / 42₈ / 22₁₆)

'the literal ' (39₁₀ / 47₈ / 27₁₆)

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

"value"         ->  value
'value'         ->  value
"\"value\""     ->  \"value\"   <-- contains escaped quotes
"value\"        ->  value\"
"value\\"       ->  value\\     <-- contains escaped backslash before non-escaped quote
"""val"ue\\\""" ->  value\\\"

Regular Expression

Extraction