C# format string mask

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August undefined, 2024

WebStart with a blank string var new_string = ""; // 1. Replace first Length - n characters with X for (var i = 0; i < str.Length - n; i++) new_string += "X"; // 3. Add in the last n characters from original string. new_string += str.Substring (str.Length - n); Share Improve this answer Follow answered Mar 7, 2013 at 3:04 mellamokb 55.9k 12 108 136 WebDec 3, 2024 · The following example includes the "dd" custom format specifier in a custom format string. C# DateTime date1 = new DateTime (2008, 1, 2, 6, 30, 15); …

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WebAug 16, 2024 · public static class StringExtensions { public static string Mask(this string source, int start, int maskLength) { return source.Mask(start, maskLength, 'X'); } public static string Mask(this string source, int start, int maskLength, char maskCharacter) { if (start > source.Length -1) { throw new ArgumentException("Start position is greater than … WebAug 16, 2012 · I would like to be able to apply the following display masks in c# to doubles to produce formatted strings. For example I want the following display masks: 0; (0) to produce a format like 126524 0,.00; (0,.00) gives 183.94 Total Spend: €0,.00; (0,.00) -> "Total Spend €12.34" 0 Days -> "0 Days" penniman on the park condos

c# - Masking all characters of a string except for the last n ...

WebYou can use # multiple times (see Custom Numeric Format Strings):. string.Format("{0:#,#.#####}", decimalValue) Or, if you're just formatting a number directly, you can also just use decimal.ToString with the format string.. However, there is no way to include "unlimited decimal numbers".Without a library supporting arbitrary precision … Webpublic static string MaskSsn (this string ssn, int digitsToShow = 4, char maskCharacter = 'x') { if (String.IsNullOrWhiteSpace (ssn)) return String.Empty; const int ssnLength = 9; const string separator = "-"; int maskLength = ssnLength - digitsToShow; // truncate and convert to number int output = Int32.Parse (ssn.Replace (separator, … WebOct 28, 2014 · private static string Mask (string input, string mask) { var intervals = from interval in mask.Split (',') let split = interval.Split ('-').Select (int.Parse).ToArray () select input.Substring (split.First () - 1, split.Last () - split.First () + 1); return string.Join (string.Empty, intervals); } penniman on the park

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WebJul 26, 2024 · Step 1: Create a windows form as shown in the below image: Visual Studio -> File -> New -> Project -> WindowsFormApp. Step 2: Next, drag and drop the MaskedTextBox control from the toolbox on the form. As shown in the below image: Step 3: After drag and drop you will go to the properties of the MaskedTextBox and set the value … WebMar 10, 2011 · string originalSSN = Convert.ToString ("123-456-789").PadLeft (9, '0'); int maskDigit = 6; string maskSSN = originalSSN.Substring (originalSSN.Length - maskDigit, maskDigit); if (Regex.IsMatch (maskSSN, " (—) (–) (-)")) { int i = maskDigit; while (Regex.Replace (maskSSN, " (—) (–) (-)", "").Length 1) { maskSSN = … penninah\\u0027s worldWebJan 27, 2015 · EDIT2. Say you have 3 textBoxes txtDays, txtMonth and txtYear. int year = Convert.ToInt32 (txtYear.Text); int month = Convert.ToInt32 (txtMonth.Text); int days = Convert.ToInt32 (txtDays.Text); // you can assign any date as follows: DateTime d = new DateTime (year, month, days); Or if the users will have only one textBox called txtDate … toa athens al

"WebFeb 6, 2011 · Digits after decimal point. This example formats double to string with fixed number of decimal places. For two decimal places use pattern „0.00“. " - C# format string mask

C# format string mask

WebExtensionmethod Mask. A set of extension methods that make it easy to mask a string (to protect account numbers or other personal data). For example, you could mask a SSN … WebMar 13, 2012 · public static string Mask (this string value, string mask, char substituteChar = '#') { int valueIndex = 0; try { return new string (mask.Select (maskChar …

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WebJan 1, 2010 · To use a format string in the form of 0:0.0.0.00.00-0 try using single quotes or double quotes to encase the periods in the format string. As it is being interpreted as a decimal separator, as in 0.45678 ("0.00", en-US) -> 0.46 So for example try: ("#':'#'.'#'.'#'.'##'.'##'-'#") this text shows the place holders in the format string you … WebJun 23, 2015 · Try this one. Simple and straight forward. public static class StringExtensions { public static string Masked(this string source, int start, int count) { return source.Masked('x', start, count); } public static string Masked(this string source, char maskValue, int start, int count) { var firstPart = source.Substring(0, start); var lastPart = …

WebMar 30, 2024 · I found that with long.Parse, ToString can take argument and I can format it to desired string, for example. Input: Console.WriteLine (long.Parse ("123").ToString ("#-#-#")); Output: 1-2-3 I wanted to do something similar with string, lets say I wanna parse string to format ####-###-####. WebJan 26, 2024 · C# Copy Run decimal value = 123.456m; Console.WriteLine (value.ToString ("C2")); // Displays $123.46 It can be supplied as the formatString argument in a format item used with such methods as String.Format, Console.WriteLine, and StringBuilder.AppendFormat. For more information, see Composite Formatting.

WebAug 16, 2024 · Any code within Masking Strings in C# by Shinigami is licensed under a Creative Commons Attribution 4.0 International License. I recently needed to mask out … WebOct 28, 2014 · private static string Mask (string input, string mask) { var intervals = from interval in mask.Split (',') let split = interval.Split ('-').Select (int.Parse).ToArray () select …

WebFeb 1, 2014 · public static string MaskValue (string mask, string value) { var builder = new System.Text.StringBuilder (); var maskIndex = 0; var valueIndex = 0; while (maskIndex < mask.Length && valueIndex < value.Length) { if (mask [maskIndex] == '-') { builder.Append ('-'); maskIndex++; } else { builder.Append (value [valueIndex]); maskIndex++; …

penniman theaterWebFeb 7, 2013 · I have the following string: "10222002750400447092095835" I want it to be displayed like this: 10 2220 0275 0400 4470 9209 5835 I tried doing the following, with no result at all: [DisplayFormat(DataFormatString = "{0:00 0000 0000 0000 0000 0000 0000}", ApplyFormatInEditMode = true)] penniman title companyWebDec 6, 2011 · Language: C#. Type: System.String. Views: 20611 ©2007-2024 ExtensionMethod.NET. ... Formats a string with the specified mask. Authored by … penniman hill assisted livingWebDec 14, 2024 · A format string is a string whose contents are determined dynamically at run time. Format strings are created by embedding interpolated expressions or placeholders inside of braces within a string. Everything inside the braces ( {...}) will be resolved to a value and output as a formatted string at run time. toa b-01fWebFormatProvider HidePromptOnLeave InsertKeyMode Lines MaskCompleted MaskedTextProvider PromptChar Learn .NET API browser System.Windows.Forms MaskedTextBox Properties Masked Text Box. Mask Property Reference Feedback In this article Definition Remarks Applies to See also Definition penninck cindy advocaatWebMar 2, 2011 · To use the formatting, remove .ToString () so that you aren't passing in a String. <%# String.Format (" {0:f2}",DataBinder.Eval (Container.DataItem, "pricerange"))%> To see this more explicitly, run this code: Console.WriteLine (string.Format (" {0:f2}", "123.888")); Console.WriteLine (string.Format (" {0:f2}", … toa b-11sWebThe ToString (String) method formats a Decimal value in a specified format by using the conventions of the current culture. If you want to use the default ("G", or general) format or specify a different culture, use the other overloads of the ToString method, as follows: To use format. For culture. Use the overload. toaa vs azathoth