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There's a C# library called BigNum that does what you're looking for, and in some cases has additional functionality. For example, it has a square root function, which BigDecimal doesn't have:
Decimal.cs. Converts the string representation of a number in a specified style to its Decimal equivalent. public: static System::Decimal Parse (System::String ^ s, System::Globalization::NumberStyles style); public static decimal Parse (string s, System.Globalization.NumberStyles style);
20 wrz 2009 · String s = "0.01"; double d = Double.parseDouble (s); int i = (int) d; The reason for the exception is that an integer does not hold rational numbers (= basically fractions). So, trying to parse 0.3 to a int is nonsense. A double or a float datatype can hold rational numbers.
mXparser is a super easy, rich, fast, and highly flexible math engine library that includes expression parser and expression evaluator (parser and evaluator of mathematical expressions / formulas provided as plain text / string).
15 mar 2024 · You convert a string to a number by calling the Parse or TryParse method found on numeric types (int, long, double, and so on), or by using methods in the System.Convert class. It's slightly more efficient and straightforward to call a TryParse method (for example, int.TryParse ("11", out number)) or Parse method (for example, var number = int.
5 lip 2023 · C# decimal Parse. The Parse method converts the string representation of a number to its decimal equivalent.
3 maj 2023 · Parse, TryParse. The decimal.Parse method will throw an exception if you feed it an incorrectly-formatted value. TryParse will handle errors by returning a false value.
