[Solved] How can you append text to an existing file "append.txt" using File.write? — Ans: File.write("append.txt", "More text", mode: "a") | Ruby

Ruby - File IO

How can you append text to an existing file "append.txt" using File.write?

AFile.write("append.txt", "More text")

BFile.write("append.txt", "More text", append: true)

CFile.write("append.txt", "More text", mode: "w+")

DFile.write("append.txt", "More text", mode: "a")

Step-by-Step Solution

Solution:

Step 1: Recall File.write options for mode
To append, use mode: "a" to open file in append mode.
Step 2: Identify correct option
File.write("append.txt", "More text", mode: "a") correctly uses mode: "a" to append text.
Final Answer:
File.write("append.txt", "More text", mode: "a") -> Option D
Quick Check:
Use mode: "a" to append with File.write [OK]

Quick Trick: Use mode: "a" to append text with File.write [OK]

Common Mistakes:

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How can you append text to an existing file "append.txt" using File.write?