Commit: 99eb7625278d4a88d449553b20ed282a401cd356
Author: daijie <dai...@php.net> Fri, 27 Nov 2020 17:58:08 +0800
Committer: George Peter Banyard <girg...@php.net> Fri, 27 Nov 2020
14:45:39 +0000
Parents: 93ef7c694c62afa6debe1145cbfdbbc5d0fd8d79
Branches: master
Link:
http://git.php.net/?p=web/php.git;a=commitdiff;h=99eb7625278d4a88d449553b20ed282a401cd356
Log:
Translate php 8.0 release page to Chinese Simplified
Closes GH-363
Changed paths:
M include/layout.inc
A releases/8.0/zh.php
diff --git a/include/layout.inc b/include/layout.inc
index e9cededab..2968e9b6d 100644
--- a/include/layout.inc
+++ b/include/layout.inc
@@ -714,6 +714,7 @@ function release_language_chooser($currentlang) {
'de' => 'German',
'fr' => 'French',
'ru' => 'Russian',
+ 'zh' => 'Chinese Simplified',
);
// Print out the form with all the options
diff --git a/releases/8.0/zh.php b/releases/8.0/zh.php
new file mode 100644
index 000000000..8467201a7
--- /dev/null
+++ b/releases/8.0/zh.php
@@ -0,0 +1,509 @@
+<?php
+$_SERVER['BASE_PAGE'] = 'releases/8.0/en.php';
+include_once __DIR__ . '/../../include/prepend.inc';
+
+if (($LANG !== 'zh') && file_exists(__DIR__ . '/' . basename($LANG) . '.php'))
{
+ mirror_redirect('/releases/8.0/' . urlencode($LANG) . '.php?lang=' .
urlencode($LANG));
+}
+
+$meta_image_path = $MYSITE . 'images/php8/php_8_released.png';
+$meta_description = 'PHP 8.0 是 PHP
语言的一个主版本更新。它包含了很多新功能与优化项，包括命名参数、联合类型、注解、构造器属性提升、match 表达式、Nullsafe
运算符、JIT，并改进了类型系统、错误处理、语法一致性。';
+site_header("PHP 8.0.0 发布公告", array(
+ "current" => "php8",
+ 'css' => array('php8.css'),
+ 'meta_tags' => <<<META
+<meta name="twitter:card" content="summary_large_image" />
+<meta name="twitter:site" content="@official_php" />
+<meta name="twitter:title" content="PHP 8.0 已发布" />
+<meta name="twitter:description" content="{$meta_description}" />
+<meta name="twitter:creator" content="@official_php" />
+<meta name="twitter:image:src" content="{$meta_image_path}" />
+<meta itemprop="name" content="PHP 8.0 Released" />
+<meta itemprop="description" content="{$meta_description}" />
+<meta itemprop="image" content="{$meta_image_path}" />
+<meta property="og:image" content="{$meta_image_path}" />
+<meta property="og:description" content="{$meta_description}" />
+META
+));
+?>
+<section class="php8-section php8-section_dark php8-section_header center">
+ <div class="page-tools">
+ <div class="change-language">
+ <?php echo release_language_chooser($LANG); ?>
+ </div>
+ </div>
+ <div class="php8-section__content">
+ <div class="php8-logo">
+ <img src="/images/php8/logo_php8.svg" alt="php8" height="126"
width="343">
+ </div>
+ <div class="php8-title">已发布！</div>
+ <div class="php8-subtitle">
+ PHP 8.0 是 PHP 语言的一个主版本更新。
+ <br class="display-none-md"> 它包含了很多新功能与优化项，
+ 包括命名参数、联合类型、注解、构造器属性提升、match 表达式、nullsafe 运算符、JIT，并改进了类型系统、错误处理、语法一致性。
+ </div>
+ <div class="php8-button-wrapper center">
+ <a class="php8-button php8-button_light" href="/downloads">更新到 PHP 8！</a>
+ </div>
+ </div>
+</section>
+
+<section class="php8-section center">
+ <div class="php8-compare">
+ <h2 class="php8-h2" id="named-arguments">
+ 命名参数
+ <a class="php8-rfc" href="https://wiki.php.net/rfc/named_params";>RFC</a>
+ </h2>
+ <div class="php8-compare__main">
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label">PHP 7</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ 'htmlspecialchars($string, ENT_COMPAT | ENT_HTML401,
\'UTF-8\', false);'
+ );?>
+ </div>
+
+
+ </div>
+ <div class="php8-compare__arrow"></div>
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label php8-compare__label_new">PHP 8</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ 'htmlspecialchars($string, double_encode: false);'
+ );?>
+ </div>
+ </div>
+ </div>
+ <div class="php8-compare__content">
+ <ul>
+ <li>仅仅指定必填参数，跳过可选参数。</li>
+ <li>参数的顺序无关、自己就是文档（self-documented）</li>
+ </ul>
+ </div>
+ </div>
+
+ <div class="php8-compare">
+ <h2 class="php8-h2" id="attributes">
+ 注解
+ <a class="php8-rfc" href="https://wiki.php.net/rfc/attributes_v2";>RFC</a>
+ </h2>
+ <div class="php8-compare__main">
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label">PHP 7</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ 'class PostsController
+{
+ /**
+ * @Route("/api/posts/{id}", methods={"GET"})
+ */
+ public function get($id) { /* ... */ }
+}'
+ );?>
+ </div>
+ </div>
+ <div class="php8-compare__arrow"></div>
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label php8-compare__label_new">PHP 8</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ 'class PostsController
+{
+ #[Route("/api/posts/{id}", methods: ["GET"])]
+ public function get($id) { /* ... */ }
+}'
+ );?>
+ </div>
+ </div>
+ </div>
+ <div class="php8-compare__content">
+ <p>现在可以用 PHP 原生语法来使用结构化的元数据，而非 PHPDoc 声明。</p>
+ </div>
+ </div>
+
+ <div class="php8-compare">
+ <h2 class="php8-h2" id="constructor-property-promotion">
+ 构造器属性提升
+ <a class="php8-rfc"
href="https://wiki.php.net/rfc/constructor_promotion";>RFC</a> <a
class="php8-rfc"
href="/manual/zh/language.oop5.decon.php#language.oop5.decon.constructor.promotion">文档</a>
+ </h2>
+ <div class="php8-compare__main">
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label">PHP 7</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ 'class Point {
+ public float $x;
+ public float $y;
+ public float $z;
+ public function __construct(
+ float $x = 0.0,
+ float $y = 0.0,
+ float $z = 0.0,
+ ) {
+ $this->x = $x;
+ $this->y = $y;
+ $this->z = $z;
+ }
+}'
+ );?>
+ </div>
+ </div>
+ <div class="php8-compare__arrow"></div>
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label php8-compare__label_new">PHP 8</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ 'class Point {
+ public function __construct(
+ public float $x = 0.0,
+ public float $y = 0.0,
+ public float $z = 0.0,
+ ) {}
+}'
+ );?>
+ </div>
+ </div>
+ </div>
+ <div class="php8-compare__content">
+ <p>更少的样板代码来定义并初始化属性。</p>
+ </div>
+ </div>
+
+ <div class="php8-compare">
+ <h2 class="php8-h2" id="union-types">
+ 联合类型
+ <a class="php8-rfc"
href="https://wiki.php.net/rfc/union_types_v2";>RFC</a> <a class="php8-rfc"
href="/manual/zh/language.types.declarations.php#language.types.declarations.union">文档</a>
+ </h2>
+ <div class="php8-compare__main">
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label">PHP 7</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ 'class Number {
+ /** @var int|float */
+ private $number;
+ /**
+ * @param float|int $number
+ */
+ public function __construct($number) {
+ $this->number = $number;
+ }
+}
+new Number(\'NaN\'); // Ok'
+ );?>
+ </div>
+ </div>
+ <div class="php8-compare__arrow"></div>
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label php8-compare__label_new">PHP 8</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ 'class Number {
+ public function __construct(
+ private int|float $number
+ ) {}
+}
+new Number(\'NaN\'); // TypeError'
+ );?>
+ </div>
+ </div>
+ </div>
+ <div class="php8-compare__content">
+ <p>相对于以前的 PHPDoc 声明类型的组合，
+ 现在可以用原生支持的联合类型声明取而代之，可在实际运行中验证。</p>
+ </div>
+ </div>
+
+ <div class="php8-compare">
+ <h2 class="php8-h2" id="match-expression">
+ Match 表达式
+ <a class="php8-rfc"
href="https://wiki.php.net/rfc/match_expression_v2";>RFC</a> <a class="php8-rfc"
href="/manual/zh/control-structures.match.php">文档</a>
+ </h2>
+ <div class="php8-compare__main">
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label">PHP 7</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ 'switch (8.0) {
+ case \'8.0\':
+ $result = "Oh no!";
+ break;
+ case 8.0:
+ $result = "This is what I expected";
+ break;
+}
+echo $result;
+//> Oh no!'
+ );?>
+ </div>
+ </div>
+ <div class="php8-compare__arrow"></div>
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label php8-compare__label_new">PHP 8</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ 'echo match (8.0) {
+ \'8.0\' => "Oh no!",
+ 8.0 => "This is what I expected",
+};
+//> This is what I expected'
+ );?>
+ </div>
+ </div>
+ </div>
+ <div class="php8-compare__content">
+ <p>新的 match 类似于 switch，并具有以下功能：</p>
+ <ul>
+ <li>Match 是一个表达式，它可以储存到变量中亦可以直接返回。</li>
+ <li>Match 分支仅支持单行，它不需要一个 break; 语句。</li>
+ <li>Match 使用严格比较。</li>
+ </ul>
+ </div>
+ </div>
+
+ <div class="php8-compare">
+ <h2 class="php8-h2" id="nullsafe-operator">
+ Nullsafe 运算符
+ <a class="php8-rfc"
href="https://wiki.php.net/rfc/nullsafe_operator";>RFC</a>
+ </h2>
+ <div class="php8-compare__main">
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label">PHP 7</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ '$country = null;
+if ($session !== null) {
+ $user = $session->user;
+ if ($user !== null) {
+ $address = $user->getAddress();
+
+ if ($address !== null) {
+ $country = $address->country;
+ }
+ }
+}'
+ );?>
+ </div>
+ </div>
+ <div class="php8-compare__arrow"></div>
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label php8-compare__label_new">PHP 8</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ '$country = $session?->user?->getAddress()?->country;'
+ );?>
+ </div>
+ </div>
+ </div>
+ <div class="php8-compare__content">
+ <p>现在可以用新的 nullsafe 运算符链式调用，而不需要条件检查 null。
+ 如果链条中的一个元素失败了，整个链条会中止并认定为 Null。</p>
+ </div>
+ </div>
+
+ <div class="php8-compare">
+ <h2 class="php8-h2" id="saner-string-to-number-comparisons">
+ 字符串与数字的比较更符合逻辑
+ <a class="php8-rfc"
href="https://wiki.php.net/rfc/string_to_number_comparison";>RFC</a>
+ </h2>
+ <div class="php8-compare__main">
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label">PHP 7</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ '0 == \'foobar\' // true'
+ );?>
+ </div>
+ </div>
+ <div class="php8-compare__arrow"></div>
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label php8-compare__label_new">PHP 8</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ '0 == \'foobar\' // false'
+ );?>
+ </div>
+ </div>
+ </div>
+ <div class="php8-compare__content">
+ <p>PHP 8 比较数字字符串（numeric string）时，会按数字进行比较。
+ 不是数字字符串时，将数字转化为字符串，按字符串比较。</p>
+ </div>
+ </div>
+
+ <div class="php8-compare">
+ <h2 class="php8-h2" id="consistent-type-errors-for-internal-functions">
+ 内部函数类型错误的一致性。
+ <a class="php8-rfc"
href="https://wiki.php.net/rfc/consistent_type_errors";>RFC</a>
+ </h2>
+ <div class="php8-compare__main">
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label">PHP 7</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ 'strlen([]); // Warning: strlen() expects parameter 1 to be
string, array given
+array_chunk([], -1); // Warning: array_chunk(): Size parameter expected to be
greater than 0'
+ );?>
+ </div>
+ </div>
+ <div class="php8-compare__arrow"></div>
+ <div class="php8-compare__block example-contents">
+ <div class="php8-compare__label php8-compare__label_new">PHP 8</div>
+ <div class="php8-code phpcode">
+ <?php highlight_php_trimmed(
+ 'strlen([]); // TypeError: strlen(): Argument #1 ($str) must
be of type string, array given
+array_chunk([], -1); // ValueError: array_chunk(): Argument #2 ($length) must
be greater than 0'
+ );?>
+ </div>
+ </div>
+ </div>
+ <div class="php8-compare__content">
+ <p>现在大多数内部函数在参数验证失败时抛出 Error 级异常。</p>
+ </div>
+ </div>
+</section>
+
+<section class="php8-section php8-section_light">
+ <h2 class="php8-h2">即时编译</h2>
+ <p>
+ PHP 8 引入了两个即时编译引擎。
+ Tracing JIT 在两个中更有潜力，它在综合基准测试中显示了三倍的性能，
+ 并在某些长时间运行的程序中显示了 1.5-2 倍的性能改进。
+ 典型的应用性能则和 PHP 7.4 不相上下。
+ </p>
+ <h3 class="php8-h3">
+ 关于 JIT 对 PHP 8 性能的贡献
+ </h3>
+ <p>
+ <img src="/images/php8/scheme.svg" width="900" alt="Just-In-Time
compilation">
+ </p>
+
+ <div class="php8-columns">
+ <div class="php8-column">
+ <h2 class="php8-h2 php8-h2_margin-top">类型系统与错误处理的改进</h2>
+ <ul>
+ <li>
+ 算术/位运算符更严格的类型检测
+ <a
href="https://wiki.php.net/rfc/arithmetic_operator_type_checks";>RFC</a>
+ </li>
+ <li>
+ Abstract trait 方法的验证 <a
href="https://wiki.php.net/rfc/abstract_trait_method_validation";>RFC</a>
+ </li>
+ <li>
+ 确保魔术方法签名正确 <a
href="https://wiki.php.net/rfc/magic-methods-signature";>RFC</a>
+ </li>
+ <li>
+ PHP 引擎 warning 警告的重新分类 <a
href="https://wiki.php.net/rfc/engine_warnings";>RFC</a>
+ </li>
+ <li>
+ 不兼容的方法签名导致 Fatal 错误 <a
href="https://wiki.php.net/rfc/lsp_errors";>RFC</a>
+ </li>
+ <li>
+ 操作符 @ 不再抑制 fatal 错误。
+ </li>
+ <li>
+ 私有方法继承 <a
href="https://wiki.php.net/rfc/inheritance_private_methods";>RFC</a>
+ </li>
+ <li>
+ Mixed 类型 <a href="https://wiki.php.net/rfc/mixed_type_v2";>RFC</a>
+ </li>
+ <li>
+ Static 返回类型 <a
href="https://wiki.php.net/rfc/static_return_type";>RFC</a>
+ </li>
+ <li>
+ 内部函数的类型
+ <a href="https://externals.io/message/106522";>Email thread</a>
+ </li>
+ <li>
+ 扩展
+ <a
href="https://php.watch/versions/8.0/resource-CurlHandle";>Curl</a>、
+ <a href="https://php.watch/versions/8.0/gdimage";>Gd</a>、
+ <a
href="https://php.watch/versions/8.0/sockets-sockets-addressinfo";>Sockets</a>、
+ <a
href="https://php.watch/versions/8.0/OpenSSL-resource";>OpenSSL</a>、
+ <a
href="https://php.watch/versions/8.0/xmlwriter-resource";>XMLWriter</a>、
+ <a href="https://php.watch/versions/8.0/xmlwriter-resource";>XML</a>
+ 以 Opaque 对象替换 resource。
+ </li>
+ </ul>
+ </div>
+ <div class="php8-column">
+ <h2 class="php8-h2 php8-h2_margin-top">其他语法调整和改进</h2>
+ <ul>
+ <li>
+ 允许参数列表中的末尾逗号 <a
href="https://wiki.php.net/rfc/trailing_comma_in_parameter_list";>RFC</a>、
+ 闭包 use 列表中的末尾逗号 <a
href="https://wiki.php.net/rfc/trailing_comma_in_closure_use_list";>RFC</a>
+ </li>
+ <li>
+ 无捕获的 catche <a
href="https://wiki.php.net/rfc/non-capturing_catches";>RFC</a>
+ </li>
+ <li>
+ 变量语法的调整 <a
href="https://wiki.php.net/rfc/variable_syntax_tweaks";>RFC</a>
+ </li>
+ <li>
+ Namespace 名称作为单个 token <a
href="https://wiki.php.net/rfc/namespaced_names_as_token";>RFC</a>
+ </li>
+ <li>
+ 现在 throw 是一个表达式 <a
href="https://wiki.php.net/rfc/throw_expression";>RFC</a>
+ </li>
+ <li>
+ 允许对象的 ::class <a
href="https://wiki.php.net/rfc/class_name_literal_on_object";>RFC</a>
+ </li>
+ </ul>
+
+ <h2 class="php8-h2 php8-h2_margin-top">新的类、接口、函数</h2>
+ <ul>
+ <li>
+ <a href="https://wiki.php.net/rfc/weak_maps";>Weak Map</a> 类
+ </li>
+ <li>
+ <a href="https://wiki.php.net/rfc/stringable";>Stringable</a> 接口
+ </li>
+ <li>
+ <a href="https://wiki.php.net/rfc/str_contains";>str_contains()</a>、
+ <a
href="https://wiki.php.net/rfc/add_str_starts_with_and_ends_with_functions";>str_starts_with()</a>、
+ <a
href="https://wiki.php.net/rfc/add_str_starts_with_and_ends_with_functions";>str_ends_with()</a>
+ </li>
+ <li>
+ <a href="https://github.com/php/php-src/pull/4769";>fdiv()</a>
+ </li>
+ <li>
+ <a
href="https://wiki.php.net/rfc/get_debug_type";>get_debug_type()</a>
+ </li>
+ <li>
+ <a
href="https://github.com/php/php-src/pull/5427";>get_resource_id()</a>
+ </li>
+ <li>
+ <a
href="https://wiki.php.net/rfc/token_as_object";>token_get_all()</a> 对象实现
+ </li>
+ </ul>
+ </div>
+ </div>
+</section>
+
+<section class="php8-section php8-section_dark php8-section_footer
php8-footer">
+ <div class="php8-section__content">
+ <h2 class="php8-h2 center">
+ 性能更好，语法更好，类型安全更完善
+ </h2>
+ <div class="php8-button-wrapper center">
+ <a class="php8-button php8-button_light" href="/downloads">更新到 PHP 8！</a>
+ </div>
+ <div class="php8-footer__content">
+ <p>
+ 请访问 <a href="http://www.php.net/downloads";>下载</a> 页面下载 PHP 8 源代码。
+ 在 <a href="http://windows.php.net/download";>PHP for Windows</a> 站点中可找到
Windows 二进制文件。
+ <a href="http://www.php.net/ChangeLog-8.php";>ChangeLog</a> 中有变更历史记录清单。
+ </p>
+ <p>
+ PHP 手册中有 <a href="/manual/zh/migration80.php">迁移指南</a>。
+ 请参考它描述的新功能详细清单、向后不兼容的变化。
+ </p>
+ </div>
+ </div>
+</section>
+
+
+
+
+<?php site_footer();
\ No newline at end of file
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