Regular Expressions 101

Pro

(?ms)applies the following effective flags to the remainder of the pattern: gms

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

s modifier: single line. Allows a dot to match line terminators

^start of line

startthe literal text start (case sensitive)

$end of line

Negative Lookahead(?!.*^start$)

.*any Unicode character, repeated any number of times

^start of line

startthe literal text start (case sensitive)

$end of line

.*any Unicode 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.

25 tokens

Regular Expression

(?ms)^start$(?!.*^start$).*

New

total abc total foo total anything here total
total total
total
start
otal abc total foo total anything here total
otal abc total foo total anything here total
start
otal abc total foo total anything here total