string format

string format

1. Standard numeric format strings

Standard numeric format strings are used to format common numeric types. A standard numeric format string takes the form [format specifier][precision specifier], where:

2. Overview: How to format numbers, dates, enums, and other types in .NET

Formatting is the process of converting an instance of a class or structure, or an enumeration value, to a string representation. The purpose is to display the resulting string to users or to deserialize it later to restore the original data type. This article introduces the formatting mechanisms that .NET provides.

3. String.Format Method

Converts the value of objects to strings based on the formats specified and inserts them into another string.

If you are new to the String.Format method, see the Get started with the String.Format method section for a quick overview.

4. What is ToString("N0") format?

This code is from Charles Pettzold's "Programming Windows Sixth Edition" book:

public object Convert(object value, Type targetType, object parameter, string language) { return ((double)value).ToString("N0"); }
5. Numeric ("N") Format Specifier In C#

The numeric format specifier "N" converts a number to a string format as, "-d,ddd,ddd.ddd…" where the "-" sign denotes the negative number symbol, "," denotes a separator between these groups, "d" denotes any number (0-9), and "." represents the decimal point in the number. For this we use the properties of the NumberFormatInfo class. First of all the following example shows how we convert the number into the string format: