Iterate through array (while, for..of, forEach) | JavaScript
In this tutorial, we explore multiple ways to iterate through arrays in JavaScript! Whether you're a beginner or looking to sharpen your coding skills, you'll learn how to:
Use a while loop to iterate through an array step-by-step
Understand how to avoid infinite loops by properly incrementing your counter
Iterate with a for loop and understand its basic syntax
Master the for...of loop to directly access elements
Discover the power of the forEach loop for cleaner, functional-style iteration
Access both element values and their indexes using forEach
This video includes clear examples with number arrays and practical explanations so you can apply these looping techniques confidently in your JavaScript projects.
📌 Timestamps:
0:00 - Introduction to while loop iteration
0:30 - Avoiding infinite loops by incrementing counter
1:05 - Summing array values with while loop
1:12 - Using for...of loop to access array elements
1:50 - Removing extra increments to get correct sum
1:58 - Introduction to forEach loop with arrow functions
2:10 - Accessing element and index with forEach
2:40 - Logging elements and indexes to console
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