Regular Expressions 101

Pro

^start of line

*the literal (32₁₀ / 40₈ / 20₁₆) , repeated any number of times

funcAthe literal text funcA (case sensitive)

*the literal (32₁₀ / 40₈ / 20₁₆) , repeated any number of times

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Group 1([^,\s;)]*)

Negated Character Class[^,\s;)]*

*matches any number of characters outside the set below:

,the literal , (44₁₀ / 54₈ / 2C₁₆)

\sany whitespace character

;the literal ; (59₁₀ / 73₈ / 3B₁₆)

)the literal ) (41₁₀ / 51₈ / 29₁₆)

*the literal (32₁₀ / 40₈ / 20₁₆) , repeated any number of times

Non-Capturing Group(?:, *([^)\;]+))?

?repeats the group contents below at most once:

,the literal , (44₁₀ / 54₈ / 2C₁₆)

*the literal (32₁₀ / 40₈ / 20₁₆) , repeated any number of times

Group 2([^)\;]+)

Negated Character Class[^)\;]+

+matches at least one character outside the set below:

)the literal ) (41₁₀ / 51₈ / 29₁₆)

\;the literal ; (59₁₀ / 73₈ / 3B₁₆)

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

^ *funcA *\(([^,\s;)]*) *(?:, *([^)\;]+))?

New

funcA(param0,param1,param2,param3);
funcA(param0,param1,param2,param3, param4);
funcA(param0, param1);
funcA(param0);
funcA(param0,param1,param2,param3);

Substitution

if(isTrue) funcB($1, funcC($2)

funcA(param0,param1,param2,param3);
funcA(param0,param1,param2,param3, param4);
funcA(param0, param1);
funcA(param0);
funcA(param0,param1,param2,param3);