In JavaScript, for example, you can assign a number to a variable named "x" as easily as you can assign the word "apple" to it. This flexibility allows you to create programs without worrying ...

I'm writing a Javascript to validate a form. The form is created dynamically and has a grid of dropdown menus, in a square.(3x3 or 5x5, for now) I want to create a loop that will go through each ...

That's all it takes to create an HTML input element and assign it to a variable named "box." The box object doesn't become a text box until you give its type attribute a value of "text" as shown ...