diff options
Diffstat (limited to 'files/zh-cn/web/javascript/reference/global_objects/proxy')
-rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/proxy/handler/index.html | 77 | ||||
-rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/apply/index.html (renamed from files/zh-cn/web/javascript/reference/global_objects/proxy/handler/apply/index.html) | 0 | ||||
-rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/construct/index.html (renamed from files/zh-cn/web/javascript/reference/global_objects/proxy/handler/construct/index.html) | 0 | ||||
-rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/defineproperty/index.html (renamed from files/zh-cn/web/javascript/reference/global_objects/proxy/handler/defineproperty/index.html) | 0 | ||||
-rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/deleteproperty/index.html (renamed from files/zh-cn/web/javascript/reference/global_objects/proxy/handler/deleteproperty/index.html) | 0 | ||||
-rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/get/index.html (renamed from files/zh-cn/web/javascript/reference/global_objects/proxy/handler/get/index.html) | 0 | ||||
-rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/getownpropertydescriptor/index.html (renamed from files/zh-cn/web/javascript/reference/global_objects/proxy/handler/getownpropertydescriptor/index.html) | 0 | ||||
-rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/getprototypeof/index.html (renamed from files/zh-cn/web/javascript/reference/global_objects/proxy/handler/getprototypeof/index.html) | 0 | ||||
-rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/has/index.html (renamed from files/zh-cn/web/javascript/reference/global_objects/proxy/handler/has/index.html) | 0 | ||||
-rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/isextensible/index.html (renamed from files/zh-cn/web/javascript/reference/global_objects/proxy/handler/isextensible/index.html) | 0 | ||||
-rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/ownkeys/index.html (renamed from files/zh-cn/web/javascript/reference/global_objects/proxy/handler/ownkeys/index.html) | 0 | ||||
-rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/preventextensions/index.html (renamed from files/zh-cn/web/javascript/reference/global_objects/proxy/handler/preventextensions/index.html) | 0 | ||||
-rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/set/index.html (renamed from files/zh-cn/web/javascript/reference/global_objects/proxy/handler/set/index.html) | 0 | ||||
-rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/setprototypeof/index.html (renamed from files/zh-cn/web/javascript/reference/global_objects/proxy/handler/setprototypeof/index.html) | 0 |
14 files changed, 0 insertions, 77 deletions
diff --git a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/index.html b/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/index.html deleted file mode 100644 index 26d1ad3517..0000000000 --- a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/index.html +++ /dev/null @@ -1,77 +0,0 @@ ---- -title: Proxy handler -slug: Web/JavaScript/Reference/Global_Objects/Proxy/handler -tags: - - ECMAScript 2015 - - JavaScript - - Proxy -translation_of: Web/JavaScript/Reference/Global_Objects/Proxy/Proxy -translation_of_original: Web/JavaScript/Reference/Global_Objects/Proxy/handler ---- -<div>{{JSRef}}</div> - -<div>Proxy 的 handler 对象是一个占位符对象,它包含了用于 {{jsxref("Proxy")}} 的陷阱(Trap)函数。</div> - -<div>此处可以理解为由Proxy所暴露出的钩子函数,handler作为挂载钩子函数的对象存在,不同的操作会触发不同的钩子函数</div> - -<div>,handler提供了覆写钩子函数的方法。</div> - -<h2 id="方法">方法</h2> - -<p>所有的陷阱是可选的。如果某个陷阱没有定义,那么就会保留默认行为。</p> - -<dl> - <dt>{{jsxref("Global_Objects/Proxy/handler/getPrototypeOf", "handler.getPrototypeOf()")}}</dt> - <dd>在读取代理对象的原型时触发该操作,比如在执行 <code>{{jsxref("Object.getPrototypeOf")}}(proxy)</code> 时。</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/setPrototypeOf", "handler.setPrototypeOf()")}}</dt> - <dd>在设置代理对象的原型时触发该操作,比如在执行 <code>{{jsxref("Object.setPrototypeOf")}}(proxy, null)</code> 时。</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/isExtensible", "handler.isExtensible()")}}</dt> - <dd>在判断一个代理对象是否是可扩展时触发该操作,比如在执行 <code>{{jsxref("Object.isExtensible")}}(proxy)</code> 时。</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/preventExtensions", "handler.preventExtensions()")}}</dt> - <dd>在让一个代理对象不可扩展时触发该操作,比如在执行 <code>{{jsxref("Object.preventExtensions")}}(proxy)</code> 时。</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/getOwnPropertyDescriptor", "handler.getOwnPropertyDescriptor()")}}</dt> - <dd>在获取代理对象某个属性的属性描述时触发该操作,比如在执行 <code>{{jsxref("Object.getOwnPropertyDescriptor")}}(proxy, "foo")</code> 时。</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/defineProperty", "handler.defineProperty()")}}</dt> - <dd>在定义代理对象某个属性时的属性描述时触发该操作,比如在执行 <code>{{jsxref("Object.defineProperty")}}(proxy, "foo", {})</code> 时。</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/has", "handler.has()")}}</dt> - <dd>在判断代理对象是否拥有某个属性时触发该操作,比如在执行 <code>"foo" {{jsxref("Operators/in", "in")}} proxy</code> 时。</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/get", "handler.get()")}}</dt> - <dd>在读取代理对象的某个属性时触发该操作,比如在执行 <code>proxy.foo</code> 时。</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/set", "handler.set()")}}</dt> - <dd>在给代理对象的某个属性赋值时触发该操作,比如在执行 <code>proxy.foo = 1</code> 时。</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/deleteProperty", "handler.deleteProperty()")}}</dt> - <dd>在删除代理对象的某个属性时触发该操作,即使用 {{jsxref("Operators/delete", "delete")}} 运算符,比如在执行 <code>delete proxy.foo</code> 时。</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/ownKeys", "handler.ownKeys()")}}</dt> - <dd>{{jsxref("Object.getOwnPropertyNames")}} 和{{jsxref("Object.getOwnPropertySymbols")}} 的陷阱。</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/apply", "handler.apply()")}}</dt> - <dd>函数调用操作的陷阱。</dd> - <dt>{{jsxref("Global_Objects/Proxy/handler/construct", "handler.construct()")}}</dt> - <dd>{{jsxref("Operators/new", "new")}} 运算符的陷阱。</dd> -</dl> - -<p>一些不标准的陷阱已经<a href="/zh-CN/docs/Web/JavaScript/Reference/Deprecated_and_obsolete_features#Proxy">废弃并且被移除了</a></p> - -<h2 id="规范">规范</h2> - -<table class="standard-table"> - <tbody> - <tr> - <th scope="col">规范</th> - </tr> - <tr> - <td>{{SpecName('ESDraft', '#sec-proxy-object-internal-methods-and-internal-slots', 'Proxy Object Internal Methods and Internal Slots')}}</td> - </tr> - </tbody> -</table> - -<h2 id="浏览器兼容性">浏览器兼容性</h2> - - - -<p>{{Compat("javascript.builtins.Proxy.handler")}}</p> - -<h2 id="相关链接">相关链接</h2> - -<ul> - <li>{{JSxRef("Proxy")}}</li> -</ul> diff --git a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/apply/index.html b/files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/apply/index.html index 62b8b67f5f..62b8b67f5f 100644 --- a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/apply/index.html +++ b/files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/apply/index.html diff --git a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/construct/index.html b/files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/construct/index.html index 209e9752e3..209e9752e3 100644 --- a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/construct/index.html +++ b/files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/construct/index.html diff --git a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/defineproperty/index.html b/files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/defineproperty/index.html index 9912e043a0..9912e043a0 100644 --- a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/defineproperty/index.html +++ b/files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/defineproperty/index.html diff --git a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/deleteproperty/index.html b/files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/deleteproperty/index.html index 6cb4255755..6cb4255755 100644 --- a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/deleteproperty/index.html +++ b/files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/deleteproperty/index.html diff --git a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/get/index.html b/files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/get/index.html index 14a350436a..14a350436a 100644 --- a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/get/index.html +++ 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a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/has/index.html b/files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/has/index.html index fead0846ff..fead0846ff 100644 --- a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/has/index.html +++ b/files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/has/index.html diff --git a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/isextensible/index.html b/files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/isextensible/index.html index 7be418197f..7be418197f 100644 --- a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/isextensible/index.html +++ b/files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/isextensible/index.html diff --git a/files/zh-cn/web/javascript/reference/global_objects/proxy/handler/ownkeys/index.html b/files/zh-cn/web/javascript/reference/global_objects/proxy/proxy/ownkeys/index.html index 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