Create 1816-truncate-sentence.js

Author: everthis

1816-truncate-sentence.js

@@ -0,0 +1,10 @@
+/**
+ * @param {string} s
+ * @param {number} k
+ * @return {string}
+ */
+const truncateSentence = function(s, k) {
+  const arr = s.split(' ')
+  const sli = arr.slice(0, k)
+  return sli.join(' ')
+};