DataTypeExpr

Namespace: Polars.FSharp

Sub-namespaces

Sub-namespace	Page	Description
.Array	DataTypeExpr.Array	Array operations on a DataTypeExpr.
.List	DataTypeExpr.List	List operations on a DataTypeExpr.
.Struct	DataTypeExpr.Struct	Struct operations on a DataTypeExpr.

Instance Methods

Clone

Clone this DataTypeExpr.

member Clone : unit -> DataTypeExpr

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DefaultValue

Get a default value of a specific type.

member DefaultValue(?n: int, ?numericToOne: bool, ?numListValues: int) : Expr

Parameters

Name	Type	Description
n	int (optional)	Number of types you want the value
numericToOne	bool (optional)	Use 1 instead of 0 as the default value for numeric types
numListValues	int (optional)	The amount of values a list contains

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Display

Get a formatted version of the output DataType.

member Display : unit -> Expr

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InnerDataType

Get the inner DataType of a List or Array.

member InnerDataType : unit -> DataTypeExpr

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Matches

Get whether the output DataType matches a certain selector.

member Matches(selector: Selector) : Expr

Parameters

Name	Type	Description
selector	Selector	-

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ToLiteral

Convert DataTypeExpr into a DataType literal. Returns None if the expression is not a literal.

member ToLiteral : unit -> DataType option

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ToSignedInteger

Get the signed integer version of the same bitsize.

member ToSignedInteger : unit -> DataTypeExpr

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ToUnsignedInteger

Get the unsigned integer version of the same bitsize.

member ToUnsignedInteger : unit -> DataTypeExpr

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WrapInArray

Get the DataType wrapped in an array.

member WrapInArray(width: uint32) : DataTypeExpr

Parameters

Name	Type	Description
width	uint32	Array Width

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WrapInList

Get the DataType wrapped in a list.

member WrapInList : unit -> DataTypeExpr

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