From f072e3e4dda461e873c584e32bc60085b6e5560c Mon Sep 17 00:00:00 2001
From: kin ou <codehunters@hotmail.com>
Date: Sat, 24 Nov 2018 21:11:19 +0800
Subject: [PATCH] exercise7

---
 lib/blink.js             | 6 +++---
 lib/capture.js           | 5 +++--
 lib/capture_breakword.js | 5 +++--
 lib/quantified_group.js  | 5 +++--
 lib/quotes.js            | 5 +++--
 5 files changed, 15 insertions(+), 11 deletions(-)

diff --git a/lib/blink.js b/lib/blink.js
index c391a9f..ecd816f 100644
--- a/lib/blink.js
+++ b/lib/blink.js
@@ -2,6 +2,6 @@ var marked = require('marked')
 
 module.exports = function (str) {
   var md = marked(str)
-  // TODO
-  return null
-}
\ No newline at end of file
+
+  return md.replace(/(@@)(.*?)(@@)/g,"<blink>$2</blink>")
+}
diff --git a/lib/capture.js b/lib/capture.js
index a08ee57..c819265 100644
--- a/lib/capture.js
+++ b/lib/capture.js
@@ -1,3 +1,4 @@
 module.exports = function (str) {
-  // TODO
-}
\ No newline at end of file
+     var regex1 = /x=(\d+)/;
+     return str.match(regex1)?str.match(regex1)[1]:null;
+}
diff --git a/lib/capture_breakword.js b/lib/capture_breakword.js
index a08ee57..b9b8cba 100644
--- a/lib/capture_breakword.js
+++ b/lib/capture_breakword.js
@@ -1,3 +1,4 @@
 module.exports = function (str) {
-  // TODO
-}
\ No newline at end of file
+  var regex1 = /\bx=(\d+)\b/;
+  return str.match(regex1)?str.match(regex1)[1]:null;
+}
diff --git a/lib/quantified_group.js b/lib/quantified_group.js
index a08ee57..249fe88 100644
--- a/lib/quantified_group.js
+++ b/lib/quantified_group.js
@@ -1,3 +1,4 @@
 module.exports = function (str) {
-  // TODO
-}
\ No newline at end of file
+  var regex1 = /^(0x[a-fA-F\d]{2}\s*){8}$/g;
+  return str.match(regex1);
+}
diff --git a/lib/quotes.js b/lib/quotes.js
index a08ee57..9860cd6 100644
--- a/lib/quotes.js
+++ b/lib/quotes.js
@@ -1,3 +1,4 @@
 module.exports = function (str) {
-  // TODO
-}
\ No newline at end of file
+  var regex1 = /".*?"/g;
+  return str.match(regex1);
+}