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Finished updates with the overloading methods section
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‎notebooks/0103-MethodsEvents.ipynb

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" <div id='dotnet-interactive-this-cell-26992.b1b9e0ebe05f4c528245537894ac84a4' style='display: none'>\r\n",
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" The below script needs to be able to find the current output cell; this is an easy method to get it.\r\n",
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" return 0.95m;\n",
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" \n",
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" public decimal CalculateGradeForClass(string className, short yearEnrolled) {\n",
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" \n",
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" return 0.80m;\n",
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" \n",
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" }\n",
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" public class Grade {\n",
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" public string NameOfClass { get; set; }\n",
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"\n",
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"var s = new Student();\n",
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"display(s.CalculateGradeForClass(\"Quantum Physics\"));\n",
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"display(s.CalculateGradeForClass(\"Quantum Physics\", 2019));\n",
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"\n",
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"var g = new Student.Grade();\n",
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"display(g);\n"
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"\n",
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"### Overloading Methods\n",
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"\n",
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"TO DO\n",
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"Just like we can provide multiple constructors, as shown in Session 2, we can also provide multiple methods with the same name and different parameters and return types. This is called **Method Overloading** and can be very valuable to provide alternate interactions with your class that have the same intention. \n",
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"\n",
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"Let's revisit the `CalculateGradeForClass` method in our last example. Typically, we would _assume_ that we are calculating the grade for a student for the current semester or year. What if we wanted to go back and recalculate for a different time? A different method with a similar signature, but additionally accepting a year parameter could be added to provide additional context. "
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"Grade for this year: 0.80"
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"source": [
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"class Student {\n",
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" \n",
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" public void Enroll() {\n",
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" // do enrollment steps\n",
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" }\n",
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"\n",
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" // This signature assumes calculating the grade for a class THIS YEAR\n",
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" public decimal CalculateGradeForClass(string className) {\n",
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" \n",
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" // Let's delegate the calculation to the OTHER implementation of CalculateGradeForClass and pass this year\n",
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" return CalculateGradeForClass(className, DateTime.Now.Year);\n",
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" \n",
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" }\n",
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" \n",
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" public decimal CalculateGradeForClass(string className, int yearEnrolled) {\n",
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" \n",
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" // grade calculation code\n",
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" \n",
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" return 0.80m;\n",
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" \n",
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" }\n",
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" \n",
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" public class Grade {\n",
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" \n",
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" public string NameOfClass { get; set; }\n",
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" \n",
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" }\n",
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" \n",
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"}\n",
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"\n",
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"var s = new Student();\n",
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"display(\"Grade for this year: \" + s.CalculateGradeForClass(\"Quantum Physics\"));\n",
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"display(\"Grade for 2019: \" + s.CalculateGradeForClass(\"Quantum Physics\", 2019));"
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]
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},
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{
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"cell_type": "markdown",
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"source": [
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"### The Magic params Parameter and Optional Parameters\n",
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"\n",
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"There is a special 'catch-all' `params` keyword you can use in your methods that will catch any arguments that are passed in to the method. Let's update our student with the ability to calculate grade point average:"
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