Regular Expressions 101

Negative Lookbehind(?<!\S)

\Sany non-whitespace character

Group 1(s|are|black|shoes|raju)

1st Alternatives

sthe literal s (115₁₀ / 163₈ / 73₁₆) (case sensitive)

2nd Alternativeare

arethe literal text are (case sensitive)

3rd Alternativeblack

blackthe literal text black (case sensitive)

4th Alternativeshoes

shoesthe literal text shoes (case sensitive)

5th Alternativeraju

rajuthe literal text raju (case sensitive)

Negative Lookahead(?!\S)

\Sany non-whitespace character

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

(?<!\S)(s|are|black|shoes|raju)(?!\S)

New

raju’s shoes are black