Regular Expressions 101

^start of line

Negated Character Class[^*]*

*matches any number of characters outside the set below:

*the literal * (42₁₀ / 52₈ / 2A₁₆)

\*the literal * (42₁₀ / 52₈ / 2A₁₆)

Negated Character Class[^*]*

*matches any number of characters outside the set below:

*the literal * (42₁₀ / 52₈ / 2A₁₆)

\*the literal * (42₁₀ / 52₈ / 2A₁₆)

\d{3}a digit, repeated exactly 3 times

$end of line

Global pattern flags

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

g modifier: global. Finds all matches instead of stopping after the first

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

^[^*]*\*[^*]*\*\d{3}$

Matching:

abc*asd*123
**123

Non-matching
a*b*c123
abcasd*123
a*b*12