Regular Expressions 101

Explanation

Pro

1st Alternative(['"`]).*?\1(*SKIP)(*F)

Group 1(['"`])

Character Class['"`]

'the literal ' (39₁₀ / 47₈ / 27₁₆)

"the literal " (34₁₀ / 42₈ / 22₁₆)

`the literal ` (96₁₀ / 140₈ / 60₁₆)

.*?any character (except for line terminators), repeated any number of times

\1the text saved by group 1

(*SKIP)acts like (*PRUNE), but the next unanchored match attempt starts where (*SKIP) was reached instead of at the next subject character

(*F)forces the current match attempt to fail at this position

2nd Alternative\\n

\\the literal \ (92₁₀ / 134₈ / 5C₁₆)

nthe literal n (110₁₀ / 156₈ / 6E₁₆) (case sensitive)

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

Detailed match information will be displayed here automatically.

25 tokens

(['"`]).*?\1(*SKIP)(*F)|\\n

New

\nnew"test\naaaa"\nta\n`this is a \nnewline that should be kept`\ntest\n'this \n should also be kept'\n

\nnew"test\naaaa"\nta\n`this is a \nnewline that should be kept`\ntest\n'this \n should also be kept'\n