| 1 | var helperNumberDivide = require('./helperNumberDivide')
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| 2 |
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| 3 | var getSize = require('./getSize')
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| 4 |
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| 5 | var sum = require('./sum')
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| 6 |
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| 7 | /**
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| 8 | * 求平均值函数
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| 9 | *
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| 10 | * @param {Array} array 数组
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| 11 | * @param {Function/String} iterate 方法或属性
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| 12 | * @param {Object} context 上下文
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| 13 | * @return {Number}
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| 14 | */
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| 15 | function mean (array, iterate, context) {
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| 16 | return helperNumberDivide(sum(array, iterate, context), getSize(array))
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| 17 | }
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| 18 |
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| 19 | module.exports = mean
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