14 lines
384 B
Markdown
14 lines
384 B
Markdown
### inRange
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Checks if the given number falls in the given range.
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`end` is an optional parameter. If `end` is not given, the range is considered from 0 to start.
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```js
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const inRange = (n, start, end=null) => (end == null) ? (n>=0 && n<=start) : (n>=start && n<=end);
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// inRange(3, 2, 5) -> true
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// inRange(3, 4) -> true
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// inRange(2, 3, 5) -> false
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// inrange(3, 2) -> false
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``` |