diff --git a/reference/hash/functions/hash-copy.xml b/reference/hash/functions/hash-copy.xml
index b21073b5b2..9a903078db 100644
--- a/reference/hash/functions/hash-copy.xml
+++ b/reference/hash/functions/hash-copy.xml
@@ -1,8 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: f3e46c7b29574706553f3d892c86aa78ded9e4c0 Maintainer: yuanyuqiang Status: ready -->
-<!-- Reviewed: no -->
-
+<!-- EN-Revision: 584a9fb976cccc93109776a904ec1c5ddb2d580f Maintainer: yuanyuqiang Status: ready -->
+<!-- CREDITS: Luffy -->
 <refentry xml:id="function.hash-copy" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>hash_copy</refname>
@@ -71,15 +70,15 @@
     <programlisting role="php">
 <![CDATA[
 <?php
-$context = hash_init("md5");
-hash_update($context, "data");
+$context = hash_init("sha256");
+hash_update($context, "The quick brown fox ");
 
 /* 拷贝上下文资源以便继续使用 */
 $copy_context = hash_copy($context);
 
 echo hash_final($context), "\n";
 
-hash_update($copy_context, "data");
+hash_update($copy_context, "jumped over the lazy dog.");
 echo hash_final($copy_context), "\n";
 ?>
 ]]>
@@ -87,8 +86,8 @@ echo hash_final($copy_context), "\n";
     &example.outputs;
     <screen>
 <![CDATA[
-8d777f385d3dfec8815d20f7496026dc
-511ae0b1c13f95e5f08f1a0dd3da3d93
+b29d66e56ed90cce9b0165c43fedec612b60a071974d8be4513e18580d55b5bd
+68b1282b91de2c054c36629cb8dd447f12f096d3e3c587978dc2248444633483
 ]]>
     </screen>
    </example>
diff --git a/reference/hash/functions/hash-file.xml b/reference/hash/functions/hash-file.xml
index 0bee25b4eb..ea16a070b9 100644
--- a/reference/hash/functions/hash-file.xml
+++ b/reference/hash/functions/hash-file.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: ac6b36357e5f5294a2c0577b85d193d84f0017ff Maintainer: yuanyuqiang Status: ready -->
-<!-- CREDITS: mowangjuanzi -->
+<!-- EN-Revision: 20dcfbb0dd7150cbe5dfd7903a3001229295c549 Maintainer: yuanyuqiang Status: ready -->
+<!-- CREDITS: mowangjuanzi, Luffy -->
 <!-- Generated by xml_proto.php v2.3. Found in /scripts directory of phpdoc. -->
 <refentry xml:id="function.hash-file" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
@@ -27,7 +27,7 @@
      <term><parameter>algo</parameter></term>
      <listitem>
       <para>
-       要使用的散列算法的名称（例如："md5"，"sha256"，"haval160,4" 等）。
+       要使用的散列算法的名称（例如：“md5”、“sha256”、“haval160,4”等）。
        可以在 <function>hash_algos</function> 中查看当前支持的算法。
       </para>
      </listitem>
@@ -36,7 +36,7 @@
      <term><parameter>filename</parameter></term>
      <listitem>
       <para>
-       要进行散列运算的文件位置的 URL ；支持 fopen 封装协议。
+       要进行散列运算的文件位置的 URL；支持 fopen 封装协议。
       </para>
      </listitem>
     </varlistentry>
@@ -95,18 +95,21 @@
   &reftitle.examples;
   <para>
    <example>
-    <title><function>hash</function> 示例</title>
+    <title><function>hash_file</function> 示例</title>
     <programlisting role="php">
-<![CDATA[
+     <![CDATA[
 <?php
-echo hash('ripemd160', 'The quick brown fox jumped over the lazy dog.');
+/* Create a file to calculate hash of */
+file_put_contents('example.txt', 'The quick brown fox jumped over the lazy dog.');
+
+echo hash_file('sha256', 'example.txt');
 ?>
 ]]>
     </programlisting>
     &example.outputs;
     <screen>
 <![CDATA[
-ec457d0a974c48d5685a7efa03d137dc8bbde7e3
+68b1282b91de2c054c36629cb8dd447f12f096d3e3c587978dc2248444633483
 ]]>
     </screen>
    </example>
diff --git a/reference/hash/functions/hash-final.xml b/reference/hash/functions/hash-final.xml
index 4d2aa59af8..064ee548c4 100644
--- a/reference/hash/functions/hash-final.xml
+++ b/reference/hash/functions/hash-final.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: dabaf662b17f594cd536ff68ea807b0fbc99d0ee Maintainer: yuanyuqiang Status: ready -->
-<!-- CREDITS: mowangjuanzi -->
+<!-- EN-Revision: 20dcfbb0dd7150cbe5dfd7903a3001229295c549 Maintainer: yuanyuqiang Status: ready -->
+<!-- CREDITS: mowangjuanzi, Luffy -->
 <refentry xml:id="function.hash-final" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>hash_final</refname>
@@ -72,30 +72,6 @@
   </para>
  </refsect1>
 
- <refsect1 role="examples">
-  &reftitle.examples;
-  <para>
-   <example>
-    <title><function>hash_final</function> 示例</title>
-    <programlisting role="php">
-<![CDATA[
-<?php
-$ctx = hash_init('sha1');
-hash_update($ctx, 'The quick brown fox jumped over the lazy dog.');
-echo hash_final($ctx);
-?>
-]]>
-    </programlisting>
-    &example.outputs;
-    <screen>
-<![CDATA[
-c0854fb9fb03c41cce3802cb0d220529e6eef94e
-]]>
-    </screen>
-   </example>
-  </para>
- </refsect1>
-
  <refsect1 role="seealso">
   &reftitle.seealso;
   <para>
diff --git a/reference/hash/functions/hash-hmac-file.xml b/reference/hash/functions/hash-hmac-file.xml
index de6b473e4b..e372fb8bf4 100644
--- a/reference/hash/functions/hash-hmac-file.xml
+++ b/reference/hash/functions/hash-hmac-file.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 91e303f2d27cbca485137230fa7d2e50e75f19a6 Maintainer: yuanyuqiang Status: ready -->
+<!-- EN-Revision: 50960545e781ff94ba371befc04346de48a0bb82 Maintainer: yuanyuqiang Status: ready -->
 <!-- CREDITS: Luffy, mowangjuanzi -->
 <refentry xml:id="function.hash-hmac-file" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
@@ -117,14 +117,14 @@
 /* 创建一个要计算散列值的文件 */
 file_put_contents('example.txt', 'The quick brown fox jumped over the lazy dog.');
 
-echo hash_hmac_file('md5', 'example.txt', 'secret');
+echo hash_hmac_file('sha256', 'example.txt', 'secret');
 ?>
 ]]>
     </programlisting>
     &example.outputs;
     <screen>
 <![CDATA[
-7eb2b5c37443418fc77c136dd20e859c
+9c5c42422b03f0ee32949920649445e417b2c634050833c5165704b825c2a53b
 ]]>
     </screen>
    </example>
diff --git a/reference/hash/functions/hash-hmac.xml b/reference/hash/functions/hash-hmac.xml
index fbdb822e90..ed4a0661a2 100644
--- a/reference/hash/functions/hash-hmac.xml
+++ b/reference/hash/functions/hash-hmac.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 91e303f2d27cbca485137230fa7d2e50e75f19a6 Maintainer: yuanyuqiang Status: ready -->
-<!-- CREDITS: mowangjuanzi -->
+<!-- EN-Revision: 33b00cc27920489594afa964ffbf2660e4e245f7 Maintainer: yuanyuqiang Status: ready -->
+<!-- CREDITS: mowangjuanzi, Luffy -->
 <refentry xml:id="function.hash-hmac" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>hash_hmac</refname>
@@ -112,14 +112,14 @@
     <programlisting role="php">
 <![CDATA[
 <?php
-echo hash_hmac('ripemd160', 'The quick brown fox jumped over the lazy dog.', 'secret');
+echo hash_hmac('sha256', 'The quick brown fox jumped over the lazy dog.', 'secret');
 ?>
 ]]>
     </programlisting>
     &example.outputs;
     <screen>
 <![CDATA[
-b8e7ae12510bdfb1812e463a7f086122cf37e4f7
+9c5c42422b03f0ee32949920649445e417b2c634050833c5165704b825c2a53b
 ]]>
     </screen>
    </example>
@@ -134,6 +134,7 @@ b8e7ae12510bdfb1812e463a7f086122cf37e4f7
     <member><function>hash_hmac_algos</function></member>
     <member><function>hash_init</function></member>
     <member><function>hash_hmac_file</function></member>
+    <member><function>hash_equals</function></member>
    </simplelist>
   </para>
  </refsect1>
diff --git a/reference/hash/functions/hash-init.xml b/reference/hash/functions/hash-init.xml
index 15715a8b09..f441e8c10e 100644
--- a/reference/hash/functions/hash-init.xml
+++ b/reference/hash/functions/hash-init.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 91e303f2d27cbca485137230fa7d2e50e75f19a6 Maintainer: yuanyuqiang Status: ready -->
-<!-- CREDITS: mowangjuanzi -->
+<!-- EN-Revision: 20dcfbb0dd7150cbe5dfd7903a3001229295c549 Maintainer: yuanyuqiang Status: ready -->
+<!-- CREDITS: mowangjuanzi, Luffy -->
 <!-- Generated by xml_proto.php v2.3. Found in /scripts directory of phpdoc. -->
 <refentry xml:id="function.hash-init" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
@@ -127,17 +127,23 @@
     <programlisting role="php">
 <![CDATA[
 <?php
-$ctx = hash_init('md5');
+$hash = hash('sha256', 'The quick brown fox jumped over the lazy dog.');
+
+$ctx = hash_init('sha256');
 hash_update($ctx, 'The quick brown fox ');
 hash_update($ctx, 'jumped over the lazy dog.');
-echo hash_final($ctx);
+$incremental_hash = hash_final($ctx);
+
+echo $incremental_hash, PHP_EOL;
+var_dump($hash === $incremental_hash);
 ?>
 ]]>
     </programlisting>
     &example.outputs;
     <screen>
 <![CDATA[
-5c6ffbdd40d9556b73a21e63c3e0e904
+68b1282b91de2c054c36629cb8dd447f12f096d3e3c587978dc2248444633483
+bool(true)
 ]]>
     </screen>
    </example>
diff --git a/reference/hash/functions/hash-update-stream.xml b/reference/hash/functions/hash-update-stream.xml
index 87600b62be..da101f6eed 100644
--- a/reference/hash/functions/hash-update-stream.xml
+++ b/reference/hash/functions/hash-update-stream.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: dabaf662b17f594cd536ff68ea807b0fbc99d0ee Maintainer: yuanyuqiang Status: ready -->
-<!-- CREDITS: mowangjuanzi -->
+<!-- EN-Revision: 20dcfbb0dd7150cbe5dfd7903a3001229295c549 Maintainer: yuanyuqiang Status: ready -->
+<!-- CREDITS: mowangjuanzi, Luffy -->
 <refentry xml:id="function.hash-update-stream" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>hash_update_stream</refname>
@@ -89,10 +89,11 @@
 <![CDATA[
 <?php
 $fp = tmpfile();
-fwrite($fp, 'The quick brown fox jumped over the lazy dog.');
+fwrite($fp, 'jumped over the lazy dog.');
 rewind($fp);
 
-$ctx = hash_init('md5');
+$ctx = hash_init('sha256');
+hash_update($ctx, 'The quick brown fox ');
 hash_update_stream($ctx, $fp);
 echo hash_final($ctx);
 ?>
@@ -101,7 +102,7 @@ echo hash_final($ctx);
     &example.outputs;
     <screen>
 <![CDATA[
-5c6ffbdd40d9556b73a21e63c3e0e904
+68b1282b91de2c054c36629cb8dd447f12f096d3e3c587978dc2248444633483
 ]]>
     </screen>
    </example>
diff --git a/reference/hash/functions/hash.xml b/reference/hash/functions/hash.xml
index cdc9e808ed..0c2b1472f2 100644
--- a/reference/hash/functions/hash.xml
+++ b/reference/hash/functions/hash.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 4b4c8b47408da359d4d0ab39f19673f006895908 Maintainer: yuanyuqiang Status: ready -->
-<!-- CREDITS: mowangjuanzi -->
+<!-- EN-Revision: 20dcfbb0dd7150cbe5dfd7903a3001229295c549 Maintainer: yuanyuqiang Status: ready -->
+<!-- CREDITS: mowangjuanzi, Luffy -->
 <refentry xml:id="function.hash" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>hash</refname>
@@ -105,14 +105,14 @@
     <programlisting role="php">
 <![CDATA[
 <?php
-echo hash('ripemd160', 'The quick brown fox jumped over the lazy dog.');
+echo hash('sha256', 'The quick brown fox jumped over the lazy dog.');
 ?>
 ]]>
     </programlisting>
     &example.outputs;
     <screen>
 <![CDATA[
-ec457d0a974c48d5685a7efa03d137dc8bbde7e3
+68b1282b91de2c054c36629cb8dd447f12f096d3e3c587978dc2248444633483
 ]]>
     </screen>
    </example>
diff --git a/reference/url/functions/get-headers.xml b/reference/url/functions/get-headers.xml
index f0191d3f72..432a05ce46 100755
--- a/reference/url/functions/get-headers.xml
+++ b/reference/url/functions/get-headers.xml
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 06791a63aa7aa896e38a9ffab57f1fe49c48a841 Maintainer: HonestQiao Status: ready -->
-<!-- CREDITS: mowangjuanzi -->
+<!-- EN-Revision: 943c1285bd3808ad764f01da00b59458110133c0 Maintainer: HonestQiao Status: ready -->
+<!-- CREDITS: mowangjuanzi, Luffy -->
 <refentry xml:id="function.get-headers" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>get_headers</refname>
@@ -154,7 +154,7 @@ $context = stream_context_create(
         )
     ]
 );
-$headers = get_headers('http://example.com', $context);
+$headers = get_headers('http://example.com', false, $context);
 ?>
 ]]>
     </programlisting>