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Converting between numeric types
Ziaw edited this page Nov 30, 2011
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== Converting between numeric types ==
- Category: Arithmetic
- Description: This sample shows how to convert between various numeric types
- Code:
using System;
using System.Console;
def i1 = 3.1415 :> int;
def i2 = 3.1415 :> long;
WriteLine($"i1 = $i1, i2 = $i2");
// Manipulating double precision floating point numbers
def pi2 = 3 + 0.1415; // there is implicit conversion to double
def pi1 = pi2 :> float; // ':>' is an overloaded explisit type conversion operator
WriteLine($"pi1 = $pi1, pi2 = $pi2, pi3 = $pi3");
// Manipulating single-precision (32-bit) floating point numbers
def f32a = 2.1415f + 1.0f; // float (System.Single)
def f32b = 2.1415f + 1 : float; // you can use type enforcment operator ":"
def f32c = 3 + 0.1415f; // there is implicit conversion to float
WriteLine($"f32a = $f32a, f32b = $f32b, f32c = $f32c");
// Manipulating bytes
def byteA : byte = 3 + 4; // byte
def byteB = 255u : byte; // byte
def byteC = 0xFFu : byte; // byte
def byteD = 0xFF : byte; // byte
def byteE = 42b; // byte
WriteLine($"byteA = $byteA, byteB = $byteB");
- Execution Result:
i1 = 3, i2 = 3
pi1 = 3.1415, pi2 = 3.1415
f32a = 3.1415, f32b = 3.1415
byteA = 7, byteB = 255
- Copyright Samples used from "F# 3.0 Sample Pack" ([http://fsharp3sample.codeplex.com/]) at Codeplex OpenSource Community for non-commercial usage. All copyrights and authorship on materials this publication based on, is belongs to Microsoft corp. Copyright © 2006-2011 Microsoft Corporation, . All rights reserved. Copyright and autorship for materials in Nemerle language belongs to Nemerle Project Team. Copyright © 2008-2011 Nemerle Project Team. All rights reserved.