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Function.From

Creates a function with a specific parameter signature on top of a function that takes a single list argument

Syntax​

Function.From(
    functionType as type,
    function as function
) as function

Remarks​

Takes a unary function function and creates a new function with the type functionType that constructs a list out of its arguments and passes it to function.

Examples​

Example #1​

Converts List.Sum into a two-argument function whose arguments are added together

Function.From(type function (a as number, b as number) as number, List.Sum)(2, 1)

Result:

3

Example #2​

Converts a function taking a list into a two-argument function

Function.From(type function (a as text, b as text) as text, (list) => list{0} & list{1})("2", "1")

Result:

"21"

Category​

Function