Scope in JavaScript refers to context (or portion) of the code which determines the accessibility (visibility) of variables. In JavaScript, we have two types of scope, local , and global.

Unlike many other languages, JavaScript does not distinguish between integers and floating-point numbers. 42 and 3.14 are both Number types. BigInt, as its name suggests, only covers integers, and ...

All of this means, assuming the above JavaScript code was placed on a web server, reachable at host:8080, an attacker could sneak in a GET parameter representing the invisible variable, in its URL ...

Developers use statements to control the overall program flow, including variable declarations, conditional operations, and iterative processes. Here's how to write JavaScript statements.

After adding "y" to "x," JavaScript stores "11.234" in the "z" variable. You can control the number of decimal points that appear in a result by using the "toFixed" function.

If you have a JavaScript (*.js) file containing code, it's not unusual for your code to reference code held in another JavaScript file. If you're using more recent versions of Visual Studio, you'll ...