ExtraTopLevelOperators.( ~XXX )<'T> Function (F#)

Special prefix operator for splicing typed expressions into quotation holes.

Namespace/Module Path: Microsoft.FSharp.Core.ExtraTopLevelOperators

Assembly: FSharp.Core (in FSharp.Core.dll)

// Signature:
( ~% ) : Expr<'T> -> 'T

// Usage:
% expression

Parameters

  • expression
    Type: Expr<'T>

    The expression to splice into the quotation hole.

Return Value

The result of the expression.

Remarks

This function is named SpliceExpression in compiled assemblies. If you are accessing the function from a language other than F#, or through reflection, use this name.

This operator is designed to be used within a quotation. Within a quotation, it is often necessary to insert an expression from your program. The term quotation hole means a position within a quotation where an expression may be inserted. For more information on quotations and examples of using this operator, see Code Quotations (F#).

Platforms

Windows 7, Windows Vista SP2, Windows XP SP3, Windows XP x64 SP2, Windows Server 2008 R2, Windows Server 2008 SP2, Windows Server 2003 SP2

Version Information

F# Runtime

Supported in: 2.0, 4.0

Silverlight

Supported in: 3

See Also

Reference

Core.ExtraTopLevelOperators Module (F#)

Microsoft.FSharp.Core Namespace (F#)