Regular Expressions 101

"the literal " (34₁₀ / 42₈ / 22₁₆)

\w+?any word character, repeated at least once

":"the literal text ":"

Group 1(\w+?)

\w+?any word character, repeated at least once

"the literal " (34₁₀ / 42₈ / 22₁₆)

Positive Lookahead(?=.*"need")

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

"need"the literal text "need" (case sensitive)

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

"\w+?":"(\w+?)"(?=.*"need")

New

{"A":"ABCD123","B":"ABCD1234","C":"ABCD1235"} : "skip"
{"A":"ZABCD123","B":"ZABCD1234","C":"ZABCD1235"} : "need"
{"A":"SABCD123","B":"SABCD1234","C":"SABCD1235"} : "ignore"

Regular Expression

Extraction