Installation

Install-Package CodingSeb.ExpressionEvaluator

Basic C# usage

Simple expressions

usingCodingSeb.ExpressionEvaluator;//...stringexpression;//...ExpressionEvaluatorevaluator=newExpressionEvaluator();Console.WriteLine(expression);Console.WriteLine(evaluator.Evaluate(expression));

1+122 + 3 * 28(2 + 3) * 210Pi3.14159265358979Pow(2, 4)16Sqrt(2) / 30.471404520791032"Hello" + " " + "World"Hello WorldMax(1+1, 2+3, 2*6, Pow(2, 3))12Array(2, $"Test { 2 + 2 } U", true).Length3Array(2, $"Test { 2 + 2 } U", true)[1]Test 4 UArray(2, $"Test { 2 + 2 } U", true)[2] ? "yes" : "no"yesfalse ? "yes" : "no"no"Hello\nWorld"HelloWorld@"Hello\nWorld"Hello\nWorldRegex.Match("Test 34 Hello/-World", @"\d+").Value34int.Parse(Regex.Match("Test 34 Hello/-World", @"\d+").Value) + 2363 / 213d / 2d1.5(float)3 / (float)21.5// use new as a functionnew(Random).Next(1,10)4 // or a random value between 1 and 9// or as a keywordnew Regex(@"\w*[n]\w*").Match("Which word contains the desired letter ?").ValuecontainsList("Test", "Hello", "Bye", "How are you?").Find(t => t.Length < 4)Byenew List<string>(){ "Test", "Hello", "Bye", "How are you?" }.Find(t => t.Length < 4);ByeEnumerable.Range(1,4).Cast().Sum(x =>(int)x)10Enumerable.Repeat(3,6).Cast().ToList().Count6Enumerable.Repeat(3,6).Cast().ToList()[4]3((x, y) => x * y)(4, 2)8"Hello"[2] == 'l'true"Hello,Test,What".Split(ArrayOfType(typeof(char), ',')).Length3"Hello,Test,What".Split(ArrayOfType(typeof(char), ','))[0]Hello"Hello,Test,What".Split(ArrayOfType(typeof(char), ','))[1]Test"Hello,Test,What".Split(ArrayOfType(typeof(char), ','))[2]What"Hello,Test,What".Split(new char[] {','}).Length3"Hello,Test,What".Split(new char[] {','})[0]Hello"Hello,Test,What".Split(new char[] {','})[1]Test"Hello,Test,What".Split(new char[] {','})[2]Whatnew System.Xml.XmlDocument().FluidLoadXml("<root><element id='MyElement'>Xml Content</element></root>").SelectSingleNode("//element[@id='MyElement']").InnerXmlXml Content// if System.Net Assembly is referenced in your project.$"https://www.google.ch/search?q={System.Net.WebUtility.UrlEncode("request with url encode() ?")}"https://www.google.ch/search?q=request+with+url+encode()+%3F

Small scripts

usingCodingSeb.ExpressionEvaluator;//...stringscript;//...ExpressionEvaluatorevaluator=newExpressionEvaluator();Console.WriteLine("--------------------------------------------");Console.WriteLine(script);Console.WriteLine("---------------- Result --------------------");Console.WriteLine(evaluator.ScriptEvaluate(script));

--------------------------------------------x = 0;result = "";while(x < 5){    result += $"{x},";    x++;}result.Remove(result.Length - 1);---------------- Result --------------------0,1,2,3,4--------------------------------------------result = "";for(x = 0; x < 5;x++){    result += $"{x},";}result.Remove(result.Length - 1);---------------- Result --------------------0,1,2,3,4--------------------------------------------x = 0;y = 1;result = 0;if(y != 0){    return 1;}else if(x == 0){    return 2;}else if(x < 0){    return 3;}else{    return 4;}---------------- Result --------------------1--------------------------------------------x = 0;y = 0;result = 0;if(y != 0){    return 1;}else if(x == 0){    return 2;}else if(x < 0){    return 3;}else{    return 4;}---------------- Result --------------------2--------------------------------------------x = 5;y = 0;result = 0;if(y != 0){    return 1;}else if(x == 0){    return 2;}else if(x < 0){    return 3;}else{    return 4;}---------------- Result --------------------4--------------------------------------------Add = (x, y) => x + y;return Add(3, 4);---------------- Result --------------------7--------------------------------------------Add = (x, y) => {    var result = x + y;    return result;};return Add(3, 4);---------------- Result --------------------7