Bash Scripting - File Operations in Scripts
Which of the following is the correct syntax to append text to a file in bash?
Which of the following is the correct syntax to append text to a file in bash?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Understand redirection operators in bash
'>' overwrites a file, '>>' appends to a file, '<' reads from a file, '|' pipes output.Step 2: Identify the append operator
To add text without erasing existing content, use '>>'.Final Answer:
echo "Hello" >> file.txt -> Option DQuick Check:
Append text syntax = echo "text" >> file [OK]
Quick Trick: Use >> to add text without erasing file content [OK]
Common Mistakes:
MISTAKES- Using > which overwrites the file
- Using < which is for input redirection
- Using | incorrectly as a file redirect
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