Regular Expressions 101

Group 1([^,\n]+,\s*)

Negated Character Class[^,\n]+

+matches at least one character outside the set below:

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\na line-feed (newline) character (ASCII 10)

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\s*a Unicode whitespace character, repeated any number of times

Group 2(Dr\.)

Drthe literal text Dr (case sensitive)

\.the literal . (46₁₀ / 56₈ / 2E₁₆)

,?optionally matches the literal , (44₁₀ / 54₈ / 2C₁₆)

\s*a Unicode whitespace 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.

Search reference

Regular Expression

([^,\n]+,\s*)(Dr\.),?\s*

New

Johnson, Dr., PWE
Peterson, FDR
Gaber, Dr. GTZ