[Solved] Which of the following is the correct syntax to open a file for writing using StreamWriter in C#? - Ans: using (StreamWriter writer = new StreamWriter("file.txt")) { } | C Sharp (C#)

C Sharp (C#) - File IO

Which of the following is the correct syntax to open a file for writing using StreamWriter in C#?

AStreamWriter writer = StreamWriter("file.txt");

Busing (StreamWriter writer = new StreamWriter("file.txt")) { }

Cusing StreamWriter writer = new StreamWriter("file.txt");

DStreamWriter writer = new StreamWriter.read("file.txt");

Step-by-Step Solution

Solution:

Step 1: Recognize correct StreamWriter instantiation
The correct way is to use new StreamWriter("file.txt") inside a using block for safe disposal.
Step 2: Check syntax correctness
using (StreamWriter writer = new StreamWriter("file.txt")) { } uses using with proper syntax and constructor call.
Final Answer:
using (StreamWriter writer = new StreamWriter("file.txt")) { } -> Option B
Quick Check:
Correct StreamWriter syntax = B [OK]

Quick Trick: Use 'using' with new StreamWriter(filename) [OK]

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Which of the following is the correct syntax to open a file for writing using StreamWriter in C#?