Regular Expressions 101

Pro

1st Alternative^B2S Backglass((?!Designer).)*$

^start of line

B2S Backglassthe literal text B2S Backglass (case sensitive)

Group 1((?!Designer).)*

*repeats the group contents below any number of times:

Negative Lookahead(?!Designer)

Designerthe literal text Designer (case sensitive)

.any Unicode character (except for line terminators)

$end of line

2nd Alternative^B2S DMD$

^start of line

B2S DMDthe literal text B2S DMD (case sensitive)

$end of line

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

^B2S Backglass((?!Designer).)*$|^B2S DMD$

New

B2S Backglass
B2S Backglass Server
B2S Backglass Designer
B2S DMD

B2S Backglass
B2S Backglass Server
B2S Backglass Designer
B2S DMD