ao-mud is a spellbook of well-commented atomic bash scripts that each do one thing. we are building semantic building blocks for an autonomously-evolving digital spellcasting language.
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#!/bin/sh
# To make this script executable, use the command: chmod +x 24_backticks.sh
# To run the script, use the command: ./24_backticks.sh
echo "This spell will teach you the basics of capturing command output with backticks in POSIX-compliant Bash"
echo "To study the code of the examples, please use the command: cat 24_backticks.sh"
# Capturing output with backticks
current_dir=`pwd`
echo "You are currently in the $current_dir directory"
# Assigning output of multiple commands to a variable
system_info=`uname -a; uptime`
echo "System information: $system_info"
# Using backticks in command substitution
echo "The current date and time is `date`"
echo "Spell cast successfully"