Regular Expressions 101

Pro

^start of string

i=the literal text i= (case sensitive)

\d+a digit, repeated at least once

Non-Capturing Group(?:&s\d+=\d+)+

+repeats the group contents below at least once:

&sthe literal text &s (case sensitive)

\d+a digit, repeated at least once

=the literal = (61₁₀ / 75₈ / 3D₁₆)

\d+a digit, repeated at least once

$end of string, or before its final line terminator

Detailed match information will be displayed here automatically.

25 tokens

^i=\d+(?:&s\d+=\d+)+$

New

i=1&s1=122&s2=238&s3=167&s4=756&s5=13

i=1&s1=122&s2=238&s3=167&s4=756&s5=13