JAVA SCRIPT CODING

// Simple Task Tracker in JavaScript // Create an empty array to store tasks let tasks = []; // Function to add a new task function addTask(description) { if (!description || typeof description !== 'string') { console.log('Invalid task description.'); return; } const newTask = { id: Date.now(), // Unique ID based on timestamp description: description.trim(), completed: false }; tasks.push(newTask); console.log(`Task added: "${newTask.description}"`); } // Function to remove a task by ID function removeTask(taskId) { const initialLength = tasks.length; tasks = tasks.filter(task => task.id !== taskId); if (tasks.length < initialLength) { console.log(`Task with ID ${taskId} removed.`); } else { console.log(`No task found with ID ${taskId}.`); } } // Function to toggle completion status of a task function toggleTask(taskId) { const task = tasks.find(task => task.id === taskId); if (task) { task.completed = !task.completed; console.log(`Task "${task.description}" marked as ${task.completed ? 'completed' : 'incomplete'}.`); } else { console.log(`Task with ID ${taskId} not found.`); } } // Function to list all tasks function listTasks() { if (tasks.length === 0) { console.log('No tasks to show.'); return; } console.log('\nCurrent Tasks:'); tasks.forEach(task => { const status = task.completed ? '✅' : '⬜'; console.log(`${status} [${task.id}] ${task.description}`); }); } // Example usage: addTask('Learn JavaScript'); addTask('Build a small project'); addTask('Write clean code'); listTasks(); // Toggle the second task (you would use the correct ID in real use) if (tasks[1]) toggleTask(tasks[1].id); // Remove the first task if (tasks[0]) removeTask(tasks[0].id); // List updated tasks listTasks();