1 | import baseSum from './_baseSum';
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2 |
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3 | /** Used as references for various `Number` constants. */
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4 | var NAN = 0 / 0;
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5 |
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6 | /**
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7 | * The base implementation of `_.mean` and `_.meanBy` without support for
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8 | * iteratee shorthands.
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9 | *
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10 | * @private
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11 | * @param {Array} array The array to iterate over.
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12 | * @param {Function} iteratee The function invoked per iteration.
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13 | * @returns {number} Returns the mean.
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14 | */
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15 | function baseMean(array, iteratee) {
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16 | var length = array ? array.length : 0;
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17 | return length ? (baseSum(array, iteratee) / length) : NAN;
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18 | }
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19 |
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20 | export default baseMean;
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