Let Command

The let command in Bash is used to perform arithmetic operations. It allows you to evaluate arithmetic expressions and assign the result to a variable. It's a way to do integer calculations directly within your shell scripts without needing external commands like expr.

Visit the following resources to learn more:

• @article@How to Use the Bash let Command {with Examples}
• @article@Arithmetic
• @video@Bash: The "let" builtin command