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Oli Sturm
2022-10-21 13:17:37 +01:00
parent 238814edbb
commit a2d1e4adc2
2 changed files with 7 additions and 2 deletions
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samples/CS11/CS11.csproj
+1
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@@ -5,6 +5,7 @@
<TargetFramework>net7.0</TargetFramework> <TargetFramework>net7.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings> <ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable> <Nullable>enable</Nullable>
<LangVersion>preview</LangVersion>
</PropertyGroup> </PropertyGroup>
</Project> </Project>
samples/CS8/Program.cs
+6 -2
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@@ -22,12 +22,16 @@
} }
static void Main(string[] args) { static void Main(string[] args) {
// Positional pattern (using a tuple - hence "tuple pattern") // This is a tuple, supported since C# 7
// Important: this works with any deconstructable type!
(string, string) personInfo = ("Oli", "Sturm"); (string, string) personInfo = ("Oli", "Sturm");
var (firstName, lastName) = personInfo; var (firstName, lastName) = personInfo;
// firstName ist jetzt "Oli" und lastName ist "Sturm" // firstName ist jetzt "Oli" und lastName ist "Sturm"
// Positional pattern (using a tuple - hence "tuple pattern" in this special case)
// Important: this works with any deconstructable type! Example coming up in CS9 sample.
if (personInfo is ("Oli", var olisLastName))
Console.WriteLine($"Found Oli, his last name is {olisLastName}.");
// Nested property patterns: // Nested property patterns:
var customer = new Customer var customer = new Customer
{ {