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Diffstat (limited to 'node_modules/lodash/meanBy.js')
-rw-r--r-- | node_modules/lodash/meanBy.js | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/node_modules/lodash/meanBy.js b/node_modules/lodash/meanBy.js new file mode 100644 index 0000000..b031671 --- /dev/null +++ b/node_modules/lodash/meanBy.js @@ -0,0 +1,31 @@ +var baseIteratee = require('./_baseIteratee'), + baseMean = require('./_baseMean'); + +/** + * This method is like `_.mean` except that it accepts `iteratee` which is + * invoked for each element in `array` to generate the value to be averaged. + * The iteratee is invoked with one argument: (value). + * + * @static + * @memberOf _ + * @since 4.7.0 + * @category Math + * @param {Array} array The array to iterate over. + * @param {Function} [iteratee=_.identity] The iteratee invoked per element. + * @returns {number} Returns the mean. + * @example + * + * var objects = [{ 'n': 4 }, { 'n': 2 }, { 'n': 8 }, { 'n': 6 }]; + * + * _.meanBy(objects, function(o) { return o.n; }); + * // => 5 + * + * // The `_.property` iteratee shorthand. + * _.meanBy(objects, 'n'); + * // => 5 + */ +function meanBy(array, iteratee) { + return baseMean(array, baseIteratee(iteratee, 2)); +} + +module.exports = meanBy; |