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Conditional Tests and File Checks

basicbash~10min

Background

Conditional tests are the foundation of decision-making in bash scripts.

Problem

Write conditional tests for file existence, string equality, and numeric comparison using [[ ]].

Input

Test conditions

Output

Boolean test results

Sample tests

Sample 1

Input: [[ -f file.txt ]]
Expected: true if file exists

Your solution

Learning objective

Learn bash conditionals and test operators