Uri F# snippets (#8055)

Author: albert-du

snippets/fsharp/System/Uri/.ctor/fs.fsproj

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+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net6.0</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Compile Include="source.fs" />
+    <Compile Include="source1.fs" />
+    <Compile Include="source2.fs" />
+    <Compile Include="nclurienhancements.fs" />
+    <Compile Include="source3.fs" />
+  </ItemGroup>
+</Project>

snippets/fsharp/System/Uri/.ctor/nclurienhancements.fs

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+module nclurienhancements
+
+open System
+
+let sampleConstructor () =
+    //<snippet2>
+    // Create an absolute Uri from a string.
+    let absoluteUri = Uri "http://www.contoso.com/"
+
+    // Create a relative Uri from a string.  allowRelative = true to allow for
+    // creating a relative Uri.
+    let relativeUri = Uri("/catalog/shownew.htm?date=today", UriKind.Relative)
+
+    // Check whether the new Uri is absolute or relative.
+    if not relativeUri.IsAbsoluteUri then
+        printfn $"{relativeUri} is a relative Uri."
+
+    // Create a new Uri from an absolute Uri and a relative Uri.
+    let combinedUri = Uri(absoluteUri, relativeUri)
+    printfn $"{combinedUri.AbsoluteUri}"
+    //</snippet2>
+
+// OriginalString
+let sampleOriginalString () =
+    //<snippet3>
+    // Create a new Uri from a string address.
+    let uriAddress = Uri "HTTP://www.ConToso.com:80//thick%20and%20thin.htm"
+
+    // Write the new Uri to the console and note the difference in the two values.
+    // ToString() gives the canonical version. OriginalString gives the original
+    // string that was passed to the constructor.
+
+    // The following outputs "http://www.contoso.com//thick and thin.htm".
+    printfn $"{uriAddress.ToString()}"
+
+    // The following outputs "HTTP://www.ConToso.com:80//thick%20and%20thin.htm".
+    printfn $"{uriAddress.OriginalString}"
+    //</snippet3>
+
+// DNSSafeHost
+let sampleDNSSafeHost () =
+    //<snippet4>
+    // Create new Uri using a string address.
+    let address = Uri "http://[fe80::200:39ff:fe36:1a2d%254]/temp/example.htm"
+
+    // Make the address DNS safe.
+
+    // The following outputs "[fe80::200:39ff:fe36:1a2d]".
+    printfn $"{address.Host}"
+
+    // The following outputs "fe80::200:39ff:fe36:1a2d%254".
+    printfn $"{address.DnsSafeHost}"
+    //</snippet4>
+
+// operator = and <>
+let sampleOperatorEqual () =
+    //<snippet5>
+    // Create some Uris.
+    let address1 = Uri "http://www.contoso.com/index.htm#search"
+    let address2 = Uri "http://www.contoso.com/index.htm"
+    let address3 = Uri "http://www.contoso.com/index.htm?date=today"
+
+    // The first two are equal because the fragment is ignored.
+    if address1 = address2 then
+        printfn $"{address1} is equal to {address2}"
+
+    // The second two are not equal.
+    if address2 <> address3 then
+        printfn $"{address2} is not equal to {address3}"
+    //</snippet5>
+
+// IsBaseOf
+let sampleIsBaseOf () =
+    //<snippet6>
+    // Create a base Uri.
+    let baseUri = Uri "http://www.contoso.com/"
+
+    // Create a new Uri from a string.
+    let uriAddress = Uri "http://www.contoso.com/index.htm?date=today"
+
+    // Determine whether BaseUri is a base of UriAddress.
+    if baseUri.IsBaseOf uriAddress then
+        printfn $"{baseUri} is the base of {uriAddress}"
+    //</snippet6>
+
+// Constructor
+sampleConstructor ()
+
+// OriginalString
+sampleOriginalString ()
+
+// DNSSafeHost
+sampleDNSSafeHost ()
+
+// operator = and <>
+sampleOperatorEqual ()
+
+// IsBaseOf
+sampleIsBaseOf ()

snippets/fsharp/System/Uri/.ctor/source.fs

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+module source
+
+open System
+
+// <Snippet1>
+let myUri = Uri "http://www.contoso.com/"
+// </Snippet1>

snippets/fsharp/System/Uri/.ctor/source1.fs

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+module source1
+
+open System
+
+// <Snippet1>
+let myUri = Uri("http://www.contoso.com/Hello%20World.htm", true)
+// </Snippet1>

snippets/fsharp/System/Uri/.ctor/source2.fs

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+module source2
+
+open System
+
+// <Snippet1>
+let baseUri = Uri "http://www.contoso.com"
+let myUri = Uri(baseUri, "catalog/shownew.htm")
+
+printfn $"{myUri}"
+// </Snippet1>

snippets/fsharp/System/Uri/.ctor/source3.fs

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+module source3
+
+open System
+
+// <Snippet1>
+let baseUri = Uri "http://www.contoso.com"
+let myUri = Uri(baseUri, "Hello%20World.htm", false)
+// </Snippet1>

snippets/fsharp/System/Uri/AbsolutePath/fs.fsproj

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+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net6.0</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Compile Include="source.fs" />
+  </ItemGroup>
+</Project>

snippets/fsharp/System/Uri/AbsolutePath/source.fs

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+// <Snippet1>
+open System
+
+let baseUri = Uri "http://www.contoso.com/"
+let myUri = Uri(baseUri, "catalog/shownew.htm?date=today")
+
+printfn $"{myUri.AbsolutePath}"
+// </Snippet1>

snippets/fsharp/System/Uri/AbsoluteUri/fs.fsproj

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+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net6.0</TargetFramework>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Compile Include="source.fs" />
+  </ItemGroup>
+</Project>

snippets/fsharp/System/Uri/AbsoluteUri/source.fs

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+// <Snippet1>
+open System
+
+let baseUri= Uri "http://www.contoso.com"
+let myUri = Uri(baseUri,"catalog/shownew.htm?date=today")
+
+printfn $"{myUri.AbsoluteUri}"
+// </Snippet1>