Share via

Patterns.ForIntegerRangeLoop Active Pattern (F#)

  • Article

Recognizes expressions that represent looping operations over integer ranges.

Namespace/Module Path: Microsoft.FSharp.Quotations.Patterns

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

// Signature:
( |ForIntegerRangeLoop|_| ) : (input:Expr) -> (Var * Expr * Expr * Expr) option

Parameters

  • input
    Type: Expr

    The input expression to match against.

Return Value

The formal return type is (Var * Expr * Expr * Expr) option. The option indicates whether there is a match to this pattern. In a pattern matching expression, the input is decomposed into a tuple of four elements upon a successful match. The first element represents the loop variable as a Var object, the second and third elements represent the beginning and ending of the range, and the last element represents the body of the loop.

Remarks

This function is named ForIntegerRangeLoopPattern in the .NET Framework assembly. If you are accessing the member from a .NET Framework language other than F#, or through reflection, use this name.

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

Quotations.Patterns Module (F#)

Microsoft.FSharp.Quotations Namespace (F#)