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2-ui/1-document/09-size-and-scroll/6-width-vs-clientwidth/solution.md
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@ -2,5 +2,5 @@ Differences:
1. `clientWidth` is numeric, while `getComputedStyle(elem).width` returns a string with `px` at the end.
2. `getComputedStyle` may return non-numeric width like `"auto"` for an inline element.
3. `clientWidth` is the inner content area of the element plus paddings, while CSS width (with standard `box-sizing`) is the inner conand sometent area *without paddings*.
3. `clientWidth` is the inner content area of the element plus paddings, while CSS width (with standard `box-sizing`) is the inner content area *without paddings*.
4. If there's a scrollbar and the browser reserves the space for it, some browser substract that space from CSS width (cause it's not available for content any more), and some do not. The `clientWidth` property is always the same: scrollbar size is substracted if reserved.