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ID: csharp-best-practices/avoid-formattablestring
Language: C#
Severity: Info
Category: Performance
Description
The function string.Create prevents unnecessary allocations. It should be preferred over FormattableString functions.
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Non-Compliant Code Examples
class MyClass {
public static void myFunction(string s)
{
Console.WriteLine(FormattableString.CurrentCulture("foobar"));
Console.WriteLine(FormattableString.Invariant($"Counter: {(int)counter}"));
}
}
Compliant Code Examples
class MyClass {
public static void myFunction(string s)
{
Console.WriteLine(string.Create(CultureInfo.CurrentCulture, "foobar"));
Console.WriteLine(string.Create(CultureInfo.InvariantCulture, $"Counter: {(int)counter}"));
}
}
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