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25 lines
453 B
25 lines
453 B
import number from "./number"; |
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export default function(values, valueof) { |
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var n = values.length, |
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m = n, |
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i = -1, |
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value, |
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sum = 0; |
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if (valueof == null) { |
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while (++i < n) { |
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if (!isNaN(value = number(values[i]))) sum += value; |
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else --m; |
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} |
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} |
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else { |
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while (++i < n) { |
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if (!isNaN(value = number(valueof(values[i], i, values)))) sum += value; |
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else --m; |
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} |
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} |
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if (m) return sum / m; |
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}
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