Create fromEntries.js (#3809)

Rename fromPairs to fromEntries.

fromEntries.js

@@ -0,0 +1,25 @@
+/**
+ * The inverse of `entries`is method returns an object composed
+ * from key-value `pairs`.
+ *
+ * @since 4.0.0
+ * @category Array
+ * @param {Array} pairs The key-value pairs.
+ * @returns {Object} Returns the new object.
+ * @example
+ *
+ * fromEntries([['a', 1], ['b', 2]])
+ * // => { 'a': 1, 'b': 2 }
+ */
+function fromEntries(pairs) {
+  const result = {}
+  if (pairs == null) {
+    return result
+  }
+  for (const pair of pairs) {
+    result[pair[0]] = pair[1]
+  }
+  return result
+}
+
+export default fromEntries