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You can create your own conversion function: static long ToLong(string lNumber) { if (string.IsNullOrEmpty(lNumber)) throw new Exception("Not a number!"); char[] chars = lNumber.ToCharArray(); long result = 0; bool isNegative = lNumber[0] == '-'; if (isNegative && lNumber.Length == 1) throw new Exception("- Is not a number!"); for (int i ...
12 cze 2024 · How to Convert String to Long in C#? To convert a string to a long in C#, we can use the long.Parse() method or the long.TryParse() method as shown in the below program,
22 cze 2020 · To convert a string to a long, use the Long.parse method in C# −. Firstly, set a string −. string str = "6987646475767"; Now, convert it to long −. long.Parse(str); Here is the complete code −.
26 lut 2010 · int myInt = System.Convert.ToInt32(myString); As several others have mentioned, you can also use int.Parse() and int.TryParse(). If you're certain that the string will always be an int: int myInt = int.Parse(myString); If you'd like to check whether string is really an int first: int myInt;
In C#, you can convert a string representation of a numeric value to a long data type using the long.Parse method or the long.TryParse method. Using long.Parse: long.Parse is used to convert a string to a long value.
19 mar 2024 · Conversions with helper classes: To convert between non-compatible types, such as integers and System.DateTime objects, or hexadecimal strings and byte arrays, you can use the System.BitConverter class, the System.Convert class, and the Parse methods of the built-in numeric types, such as Int32.Parse.
In C#/.NET string can be parsed to long in few ways. 1. long.Parse example. string text = "123"; long value = long.Parse (text); Console.WriteLine (value); Output: 123. 2. long.TryParse example. string text = "123"; long value; if (long.TryParse (text, out value)) Console.WriteLine (value); Output: 123. 3. Convert.ToInt64 example.
