The if command is used to execute conditional statements in a shell script, allowing the script to branch and perform different actions based on whether specified conditions are true or not. The while command is used for loops that continue as long as the condition is true. for is also a looping command but iterates over a list of values. case is used for matching a variable against a series of patterns, not specifically for a conditional statement.
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What syntax do I use with the `if` command in a shell script?
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Can you clarify what types of conditions can be used with the `if` command?
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How does the `else` statement work in conjunction with `if`?