How to generate random whole numbers in JavaScript in a specific range?
JavaScript has many built-in methods for working with numbers and performing mathematical calculations. One of those methods is the Math.random() method. To generate a random number, use the JavaScript…
What is NaN in JavaScript?
NaN is nothing more than a property of the global object which stands for Not a Number. It is mainly used to check whether the entered value is…
What does “javascript:void(0)” mean?
In English, void means nothing. In a programming language, void means return nothing. “javascript: void(0)” is similar to void. javascript: void(0) means return undefined as a primitive…
Where should I place JavaScript in an HTML file?
JavaScript can be implemented using JavaScript statements that are placed within the <script>… </script>. To place JavaScript in an HTML file, use the <script>…</script> tag. You can…
When should I use an Inline script and when to use external JavaScript file?
To enhance performance, try to keep JavaScript external. The separate code makes it easier for web browsers to cache. However, use inline scripts only when you’re making…
What is the difference between a method and a function?
Method and a function are the same, with different terms. A method is a procedure or function in object-oriented programming. A function is a group of reusable…
What Are Whitespace and Line Breaks in JavaScript?
JavaScript ignores spaces, tabs, and newlines that appear in JavaScript programs. You can use spaces, tabs, and newlines freely in your program and you are free to…
What is the difference between null and undefined in JavaScript?
In JavaScript, undefined is a type, whereas null an object. undefined It means a variable declared, but no value has been assigned a value. For example, null…
What is the difference between Java and JavaScript?
Java and JavaScript have a love-hate relationship with each other. They love to be functional and practical, but they hate to be compared to one another. There…
How do I get the current date in JavaScript?
To get the current date in JavaScript, use the getDate() method. Example You can try to run the following code get the date: