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Function.From

Function.From

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

function (functionType as type, function as function) as function

Description

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.

Category

Function

Examples

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

1

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

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3

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

1

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

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"21"

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