Revert "Use range operator instead of substring method"

This reverts commit 5b838ba.
nissl-lab · Mar 5, 2024 · 9fe58ed · 9fe58ed
1 parent 5b838ba
commit 9fe58ed
Showing 1 changed file with 5 additions and 8 deletions.
diff --git a/main/SS/UserModel/DataFormatter.cs b/main/SS/UserModel/DataFormatter.cs
@@ -191,9 +191,7 @@ static DataFormatter()
         /** stores if the locale should change according to {@link LocaleUtil#getUserLocale()} */
         private readonly bool localeIsAdapting;
 
-        /// <summary>
-        /// Whether years in dates should be displayed with 4 digits even if the formatString specifies only 2
-        /// </summary>
+        /** whether years in dates should be displayed with 4 digits even if the formatString specifies only 2 **/
         public bool Use4DigitYearsInAllDateFormats { get; set; } = false;
 
         /// <summary>
@@ -428,7 +426,6 @@ private FormatBase CreateFormat(double cellValue, int formatIndex, string sForma
 
             // Strip off the locale information, we use an instance-wide locale for everything
             MatchCollection matches = Regex.Matches(formatStr, localePatternGroup);
-
             foreach (Match match in matches)
             {
                 string matchedstring = match.Value;
@@ -524,8 +521,8 @@ string AdjustTo4DigitYearsIfConfigured(string format)
 
                     if(ypos4 == ypos2)
                     {
-                        string part1 = format[..(ypos2 + 4)];
-                        string part2 = format[(ypos2 + 4)..];
+                        string part1 = format.Substring(0, ypos2 + 4);
+                        string part2 = format.Substring(ypos2 + 4);
                         return part1 + AdjustTo4DigitYearsIfConfigured(part2);
                     }
                     else if(ypos3 == ypos2)
@@ -534,8 +531,8 @@ string AdjustTo4DigitYearsIfConfigured(string format)
                     }
                     else
                     {
-                        string part1 = format[..(ypos2 + 2)];
-                        string part2 = format[(ypos2 + 2)..];
+                        string part1 = format.Substring(0, ypos2 + 2);
+                        string part2 = format.Substring(ypos2 + 2);
 
                         return part1 + "yy" + AdjustTo4DigitYearsIfConfigured(part2);
                     }