Camel Case, Snake Case and Other Notations
Camel Case Snake Case There are a few syntax styles among programmers. I mentioned snake and camel case previously. Here are a few of the different notations: snake_case_notation cameCaseNotation PascalCaseNotation nocasenotation kebab-case-notation Excel LAMBDA is not case sensitive. So while you don't have to use these notations, without them code reading becomes difficult. I also recommend keeping Excel native functions in upper case. e.g. SUM, AVERAGE, COUNT . This to distinguish Excel functions from your own functions and variables. Snake Case Notation I used snake case notation in Excel LAMBDA because LAMBDA didn't have an IDE (yet!) and I was writing the functions in a plain text editor. Snake case notation is easy to read as the individual words are spaced out. grp_sum, BYCOL(array, LAMBDA(p_column, SUM(p_column))), my_var, long_function_name(array), Camel Case Notation I switched to camel case notation when I started implementing data m