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2.4 KiB
1 line
2.4 KiB
{"ast":null,"code":"import baseIteratee from './_baseIteratee.js';\nimport baseSum from './_baseSum.js';\n\n/**\n * This method is like `_.sum` except that it accepts `iteratee` which is\n * invoked for each element in `array` to generate the value to be summed.\n * The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Math\n * @param {Array} array The array to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {number} Returns the sum.\n * @example\n *\n * var objects = [{ 'n': 4 }, { 'n': 2 }, { 'n': 8 }, { 'n': 6 }];\n *\n * _.sumBy(objects, function(o) { return o.n; });\n * // => 20\n *\n * // The `_.property` iteratee shorthand.\n * _.sumBy(objects, 'n');\n * // => 20\n */\nfunction sumBy(array, iteratee) {\n return array && array.length ? baseSum(array, baseIteratee(iteratee, 2)) : 0;\n}\nexport default sumBy;","map":{"version":3,"names":["baseIteratee","baseSum","sumBy","array","iteratee","length"],"sources":["D:/vue/demo/node_modules/lodash-es/sumBy.js"],"sourcesContent":["import baseIteratee from './_baseIteratee.js';\nimport baseSum from './_baseSum.js';\n\n/**\n * This method is like `_.sum` except that it accepts `iteratee` which is\n * invoked for each element in `array` to generate the value to be summed.\n * The iteratee is invoked with one argument: (value).\n *\n * @static\n * @memberOf _\n * @since 4.0.0\n * @category Math\n * @param {Array} array The array to iterate over.\n * @param {Function} [iteratee=_.identity] The iteratee invoked per element.\n * @returns {number} Returns the sum.\n * @example\n *\n * var objects = [{ 'n': 4 }, { 'n': 2 }, { 'n': 8 }, { 'n': 6 }];\n *\n * _.sumBy(objects, function(o) { return o.n; });\n * // => 20\n *\n * // The `_.property` iteratee shorthand.\n * _.sumBy(objects, 'n');\n * // => 20\n */\nfunction sumBy(array, iteratee) {\n return (array && array.length)\n ? baseSum(array, baseIteratee(iteratee, 2))\n : 0;\n}\n\nexport default sumBy;\n"],"mappings":"AAAA,OAAOA,YAAY,MAAM,oBAAoB;AAC7C,OAAOC,OAAO,MAAM,eAAe;;AAEnC;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA;AACA,SAASC,KAAKA,CAACC,KAAK,EAAEC,QAAQ,EAAE;EAC9B,OAAQD,KAAK,IAAIA,KAAK,CAACE,MAAM,GACzBJ,OAAO,CAACE,KAAK,EAAEH,YAAY,CAACI,QAAQ,EAAE,CAAC,CAAC,CAAC,GACzC,CAAC;AACP;AAEA,eAAeF,KAAK","ignoreList":[]},"metadata":{},"sourceType":"module","externalDependencies":[]} |