Regular Expressions 101

Group 1([\w_]+)

Character Class[\w_]+

+matches at least one character from the set below:

\wany word character

_the literal _ (95₁₀ / 137₈ / 5F₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Group 2([a-zA-Z]\w*)

Character Class[a-zA-Z]

a-zone character from a (97₁₀) to z (122₁₀) (case sensitive)

A-Zone character from A (65₁₀) to Z (90₁₀) (case sensitive)

\w*any word character, repeated any number of times

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_]+):([a-zA-Z]\w*)

New

{Sensor_id:2.4,locationIP:2.2,Sensor_value:A}

$1:"$2"