This demonstrates the use of if, elif, and else blocks with logical operators (|| and &&) for multi-condition logic in Bash.

This code checks the exit status of a failed command using $? and prints a message if the command fails.

This demonstrates the use of an inline if-else statement to check if the current user is rehan and print yes or no accordingly.

This demonstrates the use of a case statement to evaluate user input for weather conditions and print corresponding messages.

This demonstrates string comparison using == and != to check if the current user is "foo" or "bar".

This demonstrates checking if a string is empty or not using conditional expressions.

This demonstrates the use of a case statement in Bash for pattern matching and conditional execution.

This demonstrates how to check if a string is empty using the -z conditional expression in Bash.

This demonstrates checking if a string is non-empty using the -n condition in Bash.

This demonstrates basic string comparison using double square brackets [[ ]] in Bash.

This demonstrates checking if a file or directory exists using the -e flag in a conditional expression.

This demonstrates checking if a file exists and is readable using the -r conditional expression.

This demonstrates using the =~ operator in Bash to test a string against a regex pattern for email validation.

This demonstrates string comparison in Bash.

This demonstrates checking for the existence of a file in Bash.

This demonstrates checking the exit status of a function and handling success or failure in a Bash script.

This demonstrates checking if a file is a symbolic link using the -h conditional expression in Bash.

This demonstrates checking if a given path is a directory using the -d test operator in Bash.

This demonstrates checking if a file exists and is non-empty using the -s condition in Bash.

This demonstrates checking if a file is writable using the -w flag in a conditional expression.