What will be the output from each of the following...

What will be the output from each of the following statements? a. Console. Write("Result is $\{0: c\} ", 67)$ b. Console. Write("Number $\{0: f 0\} \text { is }\{1: c\} ", 1,3)$ c. Console.Write $\left(^{* 4}\{0: \mathrm{f} 0\}-\{1: \mathrm{c}\} ", 1,3^{*} 2\right)$ d. Console. Write $\left(^{* 4}\{0: f 0\} \text { result } "+" x y z\{1: f 2\} ", 1,25\right)$ e. Console. Write("This is the $\{0: f 0\} \text { st example: }\{1: f 2\} ", 1,3)$

What will be the output from each of the following statements?
a. Console. Write("Result is $\{0: c\} ", 67)$
b. Console. Write("Number $\{0: f 0\} \text { is }\{1: c\} ", 1,3)$
c. Console.Write $\left(^{* 4}\{0: \mathrm{f} 0\}-\{1: \mathrm{c}\} ", 1,3^{*} 2\right)$
d. Console. Write $\left(^{* 4}\{0: f 0\} \text { result } "+" x y z\{1: f 2\} ", 1,25\right)$
e. Console. Write("This is the $\{0: f 0\} \text { st example: }\{1: f 2\} ", 1,3)$

Key Concepts

Numeric Format Specifiers

Numeric format specifiers, such as F0, F2, and C, provide a way to dictate how numeric values are presented. The 'F' specifier formats numbers in fixed-point notation (F0 for zero decimal places and F2 for two decimal places), while the 'C' specifier formats numbers as currency, which typically includes a currency symbol and appropriate decimal places based on the culture settings.

Console.Write Method

The Console.Write method in C# writes the specified data, including formatted strings using composite formatting, directly to the standard output stream (commonly the console). This method is useful for displaying text and variable values during program execution.

Composite Formatting

Composite formatting in .NET involves embedding indexed placeholders inside a string literal. These placeholders, marked by curly braces {} with an index and an optional format specifier, are replaced by the values of corresponding arguments when the string is processed. This mechanism allows constructing dynamic output without concatenating strings manually.

Placeholders in Format Strings

Placeholders within formatted strings are defined using an index inside curly braces, such as {0}, which refers to the first argument after the format string. An optional format specifier can be added after a colon (e.g. {0:F0}) to control how the value is converted to a string, making it easier to format numbers, dates, and other data types uniformly.

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