C# string to variable name

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WebMar 15, 2014 · c# - Column Name from string variable linq query - hello need select column in query name stored in string variable, like: string day = "monday"; result = w in datacontext.table w.day == true select w.sgl; if got syntax error says 'there no definition of day or method' i appreciate help. WebAug 25, 2014 · Hey, The only way to generate variable name in run-time is to use CodeDom.However in your case it will not be useful. If you want to store unknown …

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WebDec 14, 2024 · A string is an object of type String whose value is text. Internally, the text is stored as a sequential read-only collection of Char objects. There's no null-terminating … small phase converter

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Web11 hours ago · Now to get to records i need to first parse this and access the records as follows: JObject jsonObject = JObject.Parse (json); I need to get the records and at the moment i am getting it by calling this : jsonObject ["UserItems"] ["records"] and totalSize by jsonObject ["UserItems"] ["totalSize"] WebDec 2, 2009 · In order to get all the nullable properties you can you similar code to this: GetType ().GetProperties () .Where (property => property.PropertyType.IsGenericType && property.PropertyType.GetGenericTypeDefinition () == typeof (Nullable<>)) Usage example that fills attributes dictionary: WebNov 12, 2013 · Solution 3. There is a way to use string value as variable name, but it's a performance heavy, and I believe, that if yo use it you have a design problem in your … small phigalia moth

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C# string to variable name

WebWhen writing to the log file, we would ideally like to write the original variable name (rather than the variable name used in the extension method). What we are currently having to do for this is: public void DoSomeWork () { String testString = "Hey look I'm a string!"; testString.Log ("testString value"); } With the extention method: WebApr 7, 2024 · The string contains information as below. string str = "where os_name in ('Region','Test-Daily','WWP','WWP3D','WWPF3D','Region','Test-BackDaily','P01D','WPI1D','WPF1D','Region','Test-CountryDaily','WIP02D','WPI2D','WPF2D','Region','Test …

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WebDec 1, 2009 · // using System.CodeDom.Compiler; CodeDomProvider provider = CodeDomProvider.CreateProvider ("C#"); if (provider.IsValidIdentifier (YOUR_VARIABLE_NAME)) { // Valid } else { // Not valid } Share Improve this answer Follow answered Dec 1, 2009 at 23:31 Gonzalo 20.5k 3 75 78 2 You need to reference … WebJun 13, 2009 · For the issue with variable names, here is some code from VB.Net 2003. Note that the collection is actually a collection of objects, so you can't assume (for …

WebJan 29, 2014 · The string variable is called print1 (for instance) public string print1; I then create a string to like so: foreach (int number in orderOfNumber) { string printNumber = String.Format ("print {0}", number-1); } I discard this if 'number' = 1 so I am not concerned with the number ever being 0 WebAug 17, 2009 · For this, value has to be substituted by Customer class's property (string variables). Customer { public string Name {return _name}; public string Address {return _address}; } CallInput { StringTempelate tempelate = new StringTempelate (); foreach …

WebMar 20, 2024 · Concatenating Variables in C#. The common way of inserting variables into strings is to use the + operator: var myNumber = 5; var myText = "My number is " + … WebFeb 19, 2011 · Is there a way to get the value of a variable just by knowing the name of it, like this: double temp = (double)MyClass.GetValue ("VariableName"); When I normally would access the variable like this double temp = MyClass.VariableName; c# variables resolve Share Improve this question Follow edited Feb 19, 2011 at 21:11 Corey Sunwold …

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WebJun 10, 2011 · var Person = ("John", "Smith"); var (First, _) = Person; // '_' is not a declared Debug.Print (First); // prints "John" Debug.Print (_); // error CS0103: The name '_' does not exist in the current context A problem arises if you do declare your own variable named _ and then use the discard operator it will cause ambiguity. highlighter balmWebI was hoping to get some help with this. I need a function that can take in a string that is a key for a dictionary and an enum type that is has to be cast to. The dictionary key will be a number that corresponds to an enum. I need to know how to cast the int into an enum where the enum is variable. highlighter basketball shoesWebApr 10, 2024 · C# String: C# StringBuilder: 1) It represents an immutable string.: It represents a mutable string.: 2) It is unmodifiable: It is modifiable and dynamic: 3) The … highlighter bathing suitsWebA string variable contains a collection of characters surrounded by double quotes: ... Try it Yourself » String Length. A string in C# is actually an object, which contain properties … small phi latexWebSep 16, 2008 · GetParameterName3 ( () => variable); public static string GetParameterName3 (Expression> expr) { if (expr == null) return string.Empty; return ( (MemberExpression)expr.Body).Member.Name; } To get a combo parameter name and value, you can extend these methods. small philtrumWebDec 14, 2024 · C# string s1 = "A string is more "; string s2 = "than the sum of its chars."; // Concatenate s1 and s2. This actually creates a new // string object and stores it in s1, releasing the // reference to the original object. s1 += s2; System.Console.WriteLine (s1); // Output: A string is more than the sum of its chars. highlighter bathtub jennaWebFeb 23, 2024 · c# string to variable name. Comment . 1. Tip RealMyth21 1 GREPCC. xxxxxxxxxx . 1. Well, you can use Type. GetProperty (name) to get a PropertyInfo, then … highlighter balm stick