08-27-周三_17-09-29

node_modules/lodash/internal/arrayReduceRight.js

@@ -0,0 +1,24 @@
+/**
+ * A specialized version of `_.reduceRight` for arrays without support for
+ * callback shorthands and `this` binding.
+ *
+ * @private
+ * @param {Array} array The array to iterate over.
+ * @param {Function} iteratee The function invoked per iteration.
+ * @param {*} [accumulator] The initial value.
+ * @param {boolean} [initFromArray] Specify using the last element of `array`
+ *  as the initial value.
+ * @returns {*} Returns the accumulated value.
+ */
+function arrayReduceRight(array, iteratee, accumulator, initFromArray) {
+  var length = array.length;
+  if (initFromArray && length) {
+    accumulator = array[--length];
+  }
+  while (length--) {
+    accumulator = iteratee(accumulator, array[length], length, array);
+  }
+  return accumulator;
+}
+
+module.exports = arrayReduceRight;