Regular Expressions 101

?optionally matches the literal (32₁₀ / 40₈ / 20₁₆)

Group 1(\d+.\d+|\d+)

1st Alternative\d+.\d+

\d+a digit, repeated at least once

.any character (except for line terminators)

\d+a digit, repeated at least once

2nd Alternative\d+

\d+a digit, repeated at least once

Group 2(-)

-the literal - (45₁₀ / 55₈ / 2D₁₆)

Group 3(\d+.\d+|\d+)

1st Alternative\d+.\d+

\d+a digit, repeated at least once

.any character (except for line terminators)

\d+a digit, repeated at least once

2nd Alternative\d+

\d+a digit, repeated at least once

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

 ?(\d+.\d+|\d+)(-)(\d+.\d+|\d+)

New

FAST.65
FAST.65-160
<114
>289
<=152
>=107
10.9
111.11
12.20


LESS THAN 0.1
LESS THAN 5
LESS THAN 9999

< 0.1
< 999
 < 99999.99
 
<5
< 5
<5.55

<= 6
LE 6
<=666.666

LT 6
LT 6.666