Parameters
Learn about parameters and their types.
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We covered functions previously, but now it’s time to dig a bit deeper and look at some more advanced topics specific to JavaScript.
Named parameters
When a function has quite a few parameters, it can be difficult to remember what order to write the arguments in when we call the function. For example, consider this function that returns a styled <div> element:
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function heading(text, color, size, bgcolor) {return `<h1 style='color:${color};background-color:${bgcolor};font-size:${size}>${text}</h1>`}
This uses positional parameters, which means that when the function is called, the position the ...