Regular Expressions 101

Explanation

Pro

Negative Lookbehind(?<!\S)

\Sany non-whitespace character

\$?optionally matches the literal $ (36₁₀ / 44₈ / 24₁₆)

gmethe literal text gme (case sensitive)

\ban ASCII word boundary

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

Match Information

Detailed match information will be displayed here automatically.

Quick Reference

25 tokens

Regular Expression

(?<!\S)\$?gme\b

New

hello $gmee
hello g$gme

So for example in a string such as
   Hello gme. Hey $gme. Hey $gmee. Hey gmee.
It should find only gme or $gme from the above string.

It must also find gme or $gme when there is no space before or after a string For example
$gme
gme

So in a string like
  Hello gme. Hey $gme. Hey $gmee. Hey gmee.

Its mentioned only two times.