From 1fe1d65cf3876e03b5aca31ba65c4c1c2600b525 Mon Sep 17 00:00:00 2001
From: vivi <chen.shi.yu@qq.com>
Date: Wed, 28 Aug 2019 07:28:52 -0700
Subject: [PATCH] feat/vivi/exercise6

---
 lib/meta.js       | 2 +-
 lib/quantifier.js | 2 +-
 lib/split.js      | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/meta.js b/lib/meta.js
index a08ee57..d819374 100644
--- a/lib/meta.js
+++ b/lib/meta.js
@@ -1,3 +1,3 @@
 module.exports = function (str) {
-  // TODO
+  return /\.$/.exec(str);
 }
\ No newline at end of file
diff --git a/lib/quantifier.js b/lib/quantifier.js
index a08ee57..409889a 100644
--- a/lib/quantifier.js
+++ b/lib/quantifier.js
@@ -1,3 +1,3 @@
 module.exports = function (str) {
-  // TODO
+  return /^\d+\.(jpg|jpeg)$/i.exec(str);
 }
\ No newline at end of file
diff --git a/lib/split.js b/lib/split.js
index a08ee57..90bbe42 100644
--- a/lib/split.js
+++ b/lib/split.js
@@ -1,3 +1,3 @@
 module.exports = function (str) {
-  // TODO
+  return str.split(/\s*\,\s*/);
 }
\ No newline at end of file