Stage 2 · Lesson 2 of 7
Mapping and functions
Make has built-in for cleaning data on its way between modules. The itself is done by dragging: you drag items from earlier modules into a field. Each one shows as a pill, such as 1.email, where 1 is the module number.
Around those pills you can add functions from the mapping panel. Text functions such as lower and trim fix case and spaces. ifempty gives a fallback when a value is blank.
formatDate and parseDate handle dates. Math and array functions, such as map, get and length, work on numbers and lists. Separate a function's inputs with semicolons, not commas. This cleans data without extra modules, which also saves .
Common trapa date that looks right in testing but is in the wrong , because formatDate uses the 's time zone unless you give one.
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