Bash Scripting - Arrays
Given
files=("a.txt" "b.txt" "c.txt"), what does echo ${files[2]} output?Given files=("a.txt" "b.txt" "c.txt"), what does echo ${files[2]} output?
medium📝 Command Output Q4 of 15
Step-by-Step Solution
Solution:
Step 1: Identify array elements and indexes
Array elements: index 0 = a.txt, index 1 = b.txt, index 2 = c.txt.Step 2: Access element at index 2
echo ${files[2]} prints the element at index 2, which is c.txt.Final Answer:
c.txt -> Option AQuick Check:
Element at index 2 = c.txt [OK]
Quick Trick: Index 2 means third element in zero-based arrays [OK]
Common Mistakes:
MISTAKES- Confusing index 2 with index 1
- Printing variable name instead of value
- Assuming 1-based indexing
Master "Arrays" in Bash Scripting
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