sd
#!/bin/bash # Example 1: Simple if-else condition read -p "Enter a number: " num if [ $num -gt 0 ]; then echo "The number is positive." else echo "The number is non-positive." fi # Example 2: If-else condition with multiple conditions read -p "Enter your age: " age if [ $age -lt 18 ]; then echo "You are a minor." elif [ $age -ge 18 ] && [ $age -lt 65 ]; then echo "You are an adult." else echo "You are a senior citizen." fi