10 lines
331 B
Markdown
10 lines
331 B
Markdown
## RGB to hexadecimal
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Convert each value to a hexadecimal string, using `toString(16)`, then `padStart(2,'0')` to get a 2-digit hexadecimal value.
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Combine values using `join('')`.
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```js
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var rgbToHex = (r, g, b) =>
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[r.toString(16).padStart(2,'0') , g.toString(16).padStart(2,'0') , b.toString(16).padStart(2,'0')].join('');
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```
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