Regular Expressions 101

Pro

^start of line

Group 1([^ \t]+:)

Negated Character Class[^ \t]+

+matches at least one character outside the set below:

the literal (32₁₀ / 40₈ / 20₁₆)

\ta tab character (ASCII 9)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Character Class[\s\S]+?

+?matches at least one character from the set below:

\sany whitespace character

\Sany non-whitespace character

Positive Lookahead(?=^\1|\z)

1st Alternative^\1

^start of line

\1the text saved by group 1

2nd Alternative\z

\zend of string

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.

25 tokens

Regular Expression

^([^ \t]+:)[\s\S]+?(?=^\1|\z)

New

Name:               vm346
	cpu                1 (12%)      6150m (76%)
	memory             1130Mi (7%)  1130Mi (7%)
Name:               vm847
	cpu                6 (75%)        30150m (376%)
	memory             12980Mi (87%)  12980Mi (87%)
Name:               vm848
	cpu                3500m (43%)   17150m (214%)
	memory             6216Mi (41%)  6216Mi (41%)