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15 lines
499 B
15 lines
499 B
1 year ago
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import number from "./number";
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export default function(values, p, valueof) {
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if (valueof == null) valueof = number;
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if (!(n = values.length)) return;
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if ((p = +p) <= 0 || n < 2) return +valueof(values[0], 0, values);
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if (p >= 1) return +valueof(values[n - 1], n - 1, values);
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var n,
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i = (n - 1) * p,
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i0 = Math.floor(i),
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value0 = +valueof(values[i0], i0, values),
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value1 = +valueof(values[i0 + 1], i0 + 1, values);
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return value0 + (value1 - value0) * (i - i0);
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}
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