修改 注释

Author: toolgood

csharp/ToolGood.Algorithm2/AlgorithmEngineEx.cs

@@ -39,11 +39,11 @@ public class AlgorithmEngineEx
         /// <summary>
         /// 跳过条件错误 
         /// </summary>
-        public bool JumpConditionError { get; set; }
+        public bool JumpConditionError { get; set; } = true;
         /// <summary>
         /// 跳过公式错误
         /// </summary>
-        public bool JumpFormulaError { get; set; }
+        public bool JumpFormulaError { get; set; } = false;
         private readonly Dictionary<string, Operand> _tempdict;
 
 
@@ -809,9 +809,12 @@ public virtual String EvaluateFormula(String formula, List<char> splitChars)
         /// </summary>
         /// <param name="exp"></param>
         /// <returns></returns>
-        protected Operand EvaluateOnce(string exp)
+        public Operand EvaluateOnce(string exp)
         {
             ProgContext context = Parse(exp);
+            if (context == null) {
+                return Operand.Create(LastError);
+            }
             return Evaluate(context);
         }
 

csharp/ToolGood.Algorithm2/Internals/CharUtil.cs

@@ -4,7 +4,7 @@
 
 namespace ToolGood.Algorithm.Internals
 {
-    internal class CharUtil
+    class CharUtil
     {
         public static char StandardChar(char c)
         {

csharp/ToolGood.Algorithm2/MathNet/Constants.cs

@@ -3,7 +3,7 @@
     /// <summary>
     /// 常量
     /// </summary>
-    public static class Constants
+    static class Constants
     {
         #region Mathematical Constants
 
@@ -15,14 +15,14 @@ public static class Constants
 
         /// <summary>The number sqrt(2pi)</summary>
         public const double Sqrt2Pi = 2.5066282746310005024157652848110452530069867406099d;
- 
+
         /// <summary>The number log(2 * sqrt(e / pi))</summary>
         public const double LogTwoSqrtEOverPi = 0.6207822376352452223455184457816472122518527279025978;
 
         /// <summary>The number 2 * sqrt(e / pi)</summary>
         public const double TwoSqrtEOverPi = 1.8603827342052657173362492472666631120594218414085755;
 
-  
+
 
 
         #endregion