Regular Expressions 101

Explanation
Pro

Group perf_name(?P<perf_name>\w*)

\w*a Unicode word character, repeated any number of times

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Group perf_params(?P<perf_params>\w*(?:,\w+)*)

\w*a Unicode word character, repeated any number of times

Non-Capturing Group(?:,\w+)*

*repeats the group contents below any number of times:

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\w+a Unicode word character, repeated at least once

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

Global pattern flags

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

Detailed match information will be displayed here automatically.

25 tokens

(?P<perf_name>\w*)\((?P<perf_params>\w*(?:,\w+)*)\)

New

function_1(param_1,param_2,param_3)+function_2(param_4,param_5)*function_3(param_6)+function_4()-function_5(param_7,param_8,param_9,param_10)