.

Author: SimonCropp

apiCount.include.md

@@ -1 +1 @@
-**API count: 452**
+**API count: 453**

api_list.include.md

@@ -341,6 +341,7 @@
 
 #### StringBuilder
 
+ * `StringBuilder Append(StringBuilder, StringBuilder?, int, int)` [reference](https://learn.microsoft.com/en-us/dotnet/api/system.text.stringbuilder.append#system-text-stringbuilder-append(system-text-stringbuilder-system-int32-system-int32))
  * `StringBuilder Append(StringBuilder, ReadOnlySpan<char>)` [reference](https://learn.microsoft.com/en-us/dotnet/api/system.text.stringbuilder.append#system-text-stringbuilder-append(system-readonlyspan((system-char))))
  * `StringBuilder Append(StringBuilder, AppendInterpolatedStringHandler)` [reference](https://learn.microsoft.com/en-us/dotnet/api/system.text.stringbuilder.append#system-text-stringbuilder-append(system-text-stringbuilder-appendinterpolatedstringhandler@))
  * `StringBuilder Append(StringBuilder, IFormatProvider?, AppendInterpolatedStringHandler)` [reference](https://learn.microsoft.com/en-us/dotnet/api/system.text.stringbuilder.append#system-text-stringbuilder-append(system-iformatprovider-system-text-stringbuilder-appendinterpolatedstringhandler@))

readme.md

@@ -12,7 +12,7 @@ The package targets `netstandard2.0` and is designed to support the following ru
  * `net5.0`, `net6.0`, `net7.0`, `net8.0`, `net9.0`
 
 
-**API count: 452**<!-- singleLineInclude: apiCount. path: /apiCount.include.md -->
+**API count: 453**<!-- singleLineInclude: apiCount. path: /apiCount.include.md -->
 
 
 **See [Milestones](../../milestones?state=closed) for release notes.**
@@ -810,6 +810,7 @@ The class `Polyfill` includes the following extension methods:
 
 #### StringBuilder
 
+ * `StringBuilder Append(StringBuilder, StringBuilder?, int, int)` [reference](https://learn.microsoft.com/en-us/dotnet/api/system.text.stringbuilder.append#system-text-stringbuilder-append(system-text-stringbuilder-system-int32-system-int32))
  * `StringBuilder Append(StringBuilder, ReadOnlySpan<char>)` [reference](https://learn.microsoft.com/en-us/dotnet/api/system.text.stringbuilder.append#system-text-stringbuilder-append(system-readonlyspan((system-char))))
  * `StringBuilder Append(StringBuilder, AppendInterpolatedStringHandler)` [reference](https://learn.microsoft.com/en-us/dotnet/api/system.text.stringbuilder.append#system-text-stringbuilder-append(system-text-stringbuilder-appendinterpolatedstringhandler@))
  * `StringBuilder Append(StringBuilder, IFormatProvider?, AppendInterpolatedStringHandler)` [reference](https://learn.microsoft.com/en-us/dotnet/api/system.text.stringbuilder.append#system-text-stringbuilder-append(system-iformatprovider-system-text-stringbuilder-appendinterpolatedstringhandler@))