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fix(slider): handle scientific notation in getDecimalCount for steps … #3853

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fix(slider): handle scientific notation in getDecimalCount for steps … #3853

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18 changes: 17 additions & 1 deletion packages/react/slider/src/slider.tsx
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Original file line number Diff line number Diff line change
Expand Up @@ -780,8 +780,24 @@ function linearScale(input: readonly [number, number], output: readonly [number,
};
}

// function getDecimalCount(value: number) {
// return (String(value).split('.')[1] || '').length;
// }
function getDecimalCount(value: number) {
return (String(value).split('.')[1] || '').length;
if (!Number.isFinite(value)) return 0;

const str = value.toString();

if (str.includes('e')) {
const [coefficient, exponent] = str.split('e');
const decimalPart = coefficient.split('.')[1] || '';
const exponentNum = Number(exponent);

return Math.max(0, decimalPart.length - exponentNum);
}

const decimalPart = str.split('.')[1];
return decimalPart ? decimalPart.length : 0;
}

function roundValue(value: number, decimalCount: number) {
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