Understanding Loops in JavaScript: The Power of Repetition 🔁
Good evening, code enthusiasts! Tonight, we delve into JavaScript loops, a powerful feature for executing code repeatedly. Loops are essential for traversing data structures, performing repetitive tasks, and much more.
1. For Loop:
• Example:
for (let i = 0; i < 3; i ) {
console.log(i); // Output: 0, 1, 2
}
2. While Loop:
• Example:
let i = 0;
while (i < 3) {
console.log(i); // Output: 0, 1, 2
i ;
}
3. ForEach Loop (specific to arrays):
•Example:
let fruits = ['apple', 'banana', 'cherry'];
fruits.forEach(function(fruit) {
console.log(fruit);
}); // Output: apple, banana, cherry
These loops offer different ways to repeat code and are chosen based on the specific needs of your program. As we continue to explore JavaScript, the ability to automate repetitive tasks using loops is a game-changer. Stay tuned for more illuminating topics!
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