Escape characters (\) in Bash Scripting - Mini Project: Build & Apply

Using Escape Characters (\) in Bash Scripting

📖 Scenario: You are writing a bash script to display special characters in the terminal. Sometimes, characters like quotes or backslashes need a special way to show up correctly.

🎯 Goal: Learn how to use the escape character \ in bash to print special characters like quotes and backslashes.

📋 What You'll Learn

Create a variable with a string containing double quotes using escape characters

Create a variable with a string containing a backslash using escape characters

Use echo to print both variables correctly showing the special characters

💡 Why This Matters

🌍 Real World

Scripts often need to print messages or file paths that include quotes or backslashes. Knowing how to escape these characters helps avoid errors.

💼 Career

Many automation and scripting tasks require handling strings with special characters correctly, especially in configuration files or logs.

1

Create a variable with a string containing double quotes

Create a variable called quote_string and set it to the text: She said, \"Hello!\" using escape characters for the double quotes.

Bash Scripting

# Create the variable quote_string with escaped double quotes
# Your code here

Need a hint?

Use \" to include double quotes inside a double-quoted string.

2

Create a variable with a string containing a backslash

Create a variable called path_string and set it to the text: C:\\Program Files\\ using escape characters for the backslashes.

Bash Scripting

quote_string="She said, \"Hello!\""
# Create the variable path_string with escaped backslashes
# Your code here

Need a hint?

Use \\ to include a single backslash inside a double-quoted string.

3

Print both variables using echo

Use echo to print the variables quote_string and path_string on separate lines.

Bash Scripting

quote_string="She said, \"Hello!\""
path_string="C:\\Program Files\\"
# Print quote_string and path_string using echo
# Your code here

Need a hint?

Use double quotes around the variable names in echo to preserve spaces and special characters.

4

Run the script and see the output

Run the script and observe the output. It should print:
She said, "Hello!"
and
C:\Program Files\

Bash Scripting

quote_string="She said, \"Hello!\""
path_string="C:\\Program Files\\"
echo "$quote_string"
echo "$path_string"
# Run the script to see the output

Need a hint?

Run the script in your terminal to see the exact output.