regex101: PCRE (Legacy) Match Workspace

Pro

Non-Capturing Group(?:\r?\ndescription: "([^"]+)"(?:\r?\n(?!newDate\.setFullYear\().*)*\r?\nnewDate\.setFullYear\(|\G)

1st Alternative\r?\ndescription: "([^"]+)"(?:\r?\n(?!newDate\.setFullYear\().*)*\r?\nnewDate\.setFullYear\(

\r?optionally matches a carriage return (ASCII 13)

\na line-feed (newline) character (ASCII 10)

description: "the literal text description: " (case sensitive)

Group 1([^"]+)

Negated Character Class[^"]+

+matches at least one character outside the set below:

"the literal " (34₁₀ / 42₈ / 22₁₆)

Non-Capturing Group(?:\r?\n(?!newDate\.setFullYear\().*)*

*repeats the group contents below any number of times:

\r?optionally matches a carriage return (ASCII 13)

\na line-feed (newline) character (ASCII 10)

Negative Lookahead(?!newDate\.setFullYear\()

newDatethe literal text newDate (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

setFullYearthe literal text setFullYear (case sensitive)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

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

\r?optionally matches a carriage return (ASCII 13)

\na line-feed (newline) character (ASCII 10)

newDatethe literal text newDate (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

setFullYearthe literal text setFullYear (case sensitive)

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

2nd Alternative\G

\Gstart of current search

\r?optionally matches a carriage return (ASCII 13)

\na line-feed (newline) character (ASCII 10)

Group 2(\d+)

\d+a digit, repeated at least once

,?optionally matches the literal , (44₁₀ / 54₈ / 2C₁₆)

Positive Lookahead(?=[^()]*\);)

Negated Character Class[^()]*

*matches any number of characters outside the set below:

(the literal ( (40₁₀ / 50₈ / 28₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

Global pattern flags

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

25 tokens

Regular Expression

(?:\r?\ndescription: "([^"]+)"(?:\r?\n(?!newDate\.setFullYear\().*)*\r?\nnewDate\.setFullYear\(|\G)\r?\n(\d+),?(?=[^()]*\);)

New

chartData.push({
date: newDate,
visits: 9710,
color: "#016b92",
description: "9710"
});
var newDate = new Date();
newDate.setFullYear(
2007,
10,
1 );