Use char.IsDigit instead of manual ASCII range check

Copilot · baronfel · Copilot · commit 116a6cb6ac80 · 2025-06-17T15:16:12.000Z
Co-authored-by: baronfel &lt;573979+baronfel@users.noreply.github.com&gt;
diff --git a/src/Build/Evaluation/Expander/WellKnownFunctions.cs b/src/Build/Evaluation/Expander/WellKnownFunctions.cs
@@ -882,7 +882,7 @@ internal static bool TryExecuteWellKnownFunction(string methodName, Type receive
                         if (ParseArgs.TryGetArg(args, out string? arg0) && arg0?.Length == 1)
                         {
                             char c = arg0[0];
-                            returnVal = c >= '0' && c <= '9';
+                            returnVal = char.IsDigit(c);
                             return true;
                         }
                     }

Original file line number	Diff line number	Diff line change
`@@ -882,7 +882,7 @@ internal static bool TryExecuteWellKnownFunction(string methodName, Type receive`
`882`	`882`	`if (ParseArgs.TryGetArg(args, out string? arg0) && arg0?.Length == 1)`
`883`	`883`	`{`
`884`	`884`	`char c = arg0[0];`
`885`		`- returnVal = c >= '0' && c <= '9';`
	`885`	`+ returnVal = char.IsDigit(c);`
`886`	`886`	`return true;`
`887`	`887`	`}`
`888`	`888`	`}`