root / HServer / 00.Server / 00.Program / node_modules / lodash / propertyOf.js
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1 | 39 | HKM | var baseGet = require('./_baseGet'); |
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2 | |||
3 | /**
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4 | * The opposite of `_.property`; this method creates a function that returns
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5 | * the value at a given path of `object`.
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6 | *
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7 | * @static
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8 | * @memberOf _
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9 | * @since 3.0.0
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10 | * @category Util
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11 | * @param {Object} object The object to query.
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12 | * @returns {Function} Returns the new accessor function.
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13 | * @example
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14 | *
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15 | * var array = [0, 1, 2],
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16 | * object = { 'a': array, 'b': array, 'c': array };
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17 | *
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18 | * _.map(['a[2]', 'c[0]'], _.propertyOf(object));
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19 | * // => [2, 0]
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20 | *
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21 | * _.map([['a', '2'], ['c', '0']], _.propertyOf(object));
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22 | * // => [2, 0]
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23 | */
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24 | function propertyOf(object) { |
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25 | return function(path) { |
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26 | return object == null ? undefined : baseGet(object, path); |
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27 | }; |
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28 | } |
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29 | |||
30 | module.exports = propertyOf; |