diff --git a/index.js b/index.js
index 989354d..93a898f 100644
--- a/index.js
+++ b/index.js
@@ -9,8 +9,8 @@ module.exports = {
   mobile: /^1\d{10}$/,
   qq: /^[1-9]\d{4,10}$/,
   number: /^[-+]?(?:\d+(?:\.\d*)|(?:\d*\.)?\d+)$/,
-  email: /^.$/,
-  url: /^.$/,
-  ipv4: /^.$/,
-  idcard: /^.$/,
+  email: /^(.+)@(.+).$/,
+  url: /^https?:\/\/(www\.)?[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)$/,
+  ipv4: /^((25[0-5]|(2[0-4]|1\d|[1-9]|)\d)(\.(?!$)|$)){4}$/,
+  idcard: /^[1-9]\d{5}(18|19|20)\d{2}((0[1-9])|(1[0-2]))(([0-2][1-9])|10|20|30|31)\d{3}[0-9Xx]$/,
 };
\ No newline at end of file
diff --git a/package.json b/package.json
index 4f114a5..34f6a77 100644
--- a/package.json
+++ b/package.json
@@ -11,4 +11,4 @@
   "devDependencies": {
     "mocha": "^5.0.0"
   }
-}
\ No newline at end of file
+}