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<div class="book" data-level="7.2" data-chapter-title="接口類型" data-filepath="ch7/ch7-02.md" data-basepath=".." data-revision="Fri Dec 25 2015 12:32:44 GMT+0800 (中国标准时间)">
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前言
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<li class="chapter " data-level="0.1" data-path="ch0/ch0-01.html">
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<b>0.1.</b>
Go語言起源
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<b>0.2.</b>
Go語言項目
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<b>0.3.</b>
本書的組織
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<b>0.4.</b>
更多的信息
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<b>0.5.</b>
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致謝
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<li class="chapter " data-level="1" data-path="ch1/ch1.html">
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<b>1.</b>
入門
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<b>1.1.</b>
Hello, World
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<b>1.2.</b>
命令行參數
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<b>1.3.</b>
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査找重複的行
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</a>
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<li class="chapter " data-level="1.4" data-path="ch1/ch1-04.html">
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<b>1.4.</b>
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GIF動畵
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<a href="../ch1/ch1-05.html">
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<b>1.5.</b>
穫取URL
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<li class="chapter " data-level="1.6" data-path="ch1/ch1-06.html">
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<b>1.6.</b>
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併發穫取多個URL
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</a>
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<li class="chapter " data-level="1.7" data-path="ch1/ch1-07.html">
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<b>1.7.</b>
Web服務
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<b>1.8.</b>
本章要點
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<b>2.</b>
程序結構
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<b>2.1.</b>
命名
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<b>2.2.</b>
聲明
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<b>2.3.</b>
變量
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<li class="chapter " data-level="2.4" data-path="ch2/ch2-04.html">
<a href="../ch2/ch2-04.html">
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<b>2.4.</b>
賦值
</a>
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<li class="chapter " data-level="2.5" data-path="ch2/ch2-05.html">
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<b>2.5.</b>
類型
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<b>2.6.</b>
包和文件
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<b>2.7.</b>
作用域
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<b>3.</b>
基礎數據類型
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<b>3.1.</b>
整型
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<li class="chapter " data-level="3.2" data-path="ch3/ch3-02.html">
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<b>3.2.</b>
浮點數
</a>
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<li class="chapter " data-level="3.3" data-path="ch3/ch3-03.html">
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<b>3.3.</b>
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複數
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<li class="chapter " data-level="3.4" data-path="ch3/ch3-04.html">
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<b>3.4.</b>
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布爾型
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</a>
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<li class="chapter " data-level="3.5" data-path="ch3/ch3-05.html">
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<b>3.5.</b>
字符串
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<li class="chapter " data-level="3.6" data-path="ch3/ch3-06.html">
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<b>3.6.</b>
常量
</a>
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</ul>
</li>
<li class="chapter " data-level="4" data-path="ch4/ch4.html">
<a href="../ch4/ch4.html">
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<b>4.</b>
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複合數據類型
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</a>
<ul class="articles">
<li class="chapter " data-level="4.1" data-path="ch4/ch4-01.html">
<a href="../ch4/ch4-01.html">
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<b>4.1.</b>
數組
</a>
</li>
<li class="chapter " data-level="4.2" data-path="ch4/ch4-02.html">
<a href="../ch4/ch4-02.html">
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<b>4.2.</b>
切片
</a>
</li>
<li class="chapter " data-level="4.3" data-path="ch4/ch4-03.html">
<a href="../ch4/ch4-03.html">
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<b>4.3.</b>
字典
</a>
</li>
<li class="chapter " data-level="4.4" data-path="ch4/ch4-04.html">
<a href="../ch4/ch4-04.html">
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<b>4.4.</b>
結構體
</a>
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<li class="chapter " data-level="4.5" data-path="ch4/ch4-05.html">
<a href="../ch4/ch4-05.html">
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<b>4.5.</b>
JSON
</a>
</li>
<li class="chapter " data-level="4.6" data-path="ch4/ch4-06.html">
<a href="../ch4/ch4-06.html">
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<b>4.6.</b>
文本和HTML模闆
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="5" data-path="ch5/ch5.html">
<a href="../ch5/ch5.html">
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<b>5.</b>
函數
</a>
<ul class="articles">
<li class="chapter " data-level="5.1" data-path="ch5/ch5-01.html">
<a href="../ch5/ch5-01.html">
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<b>5.1.</b>
函數聲明
</a>
</li>
<li class="chapter " data-level="5.2" data-path="ch5/ch5-02.html">
<a href="../ch5/ch5-02.html">
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<b>5.2.</b>
遞歸
</a>
</li>
<li class="chapter " data-level="5.3" data-path="ch5/ch5-03.html">
<a href="../ch5/ch5-03.html">
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<b>5.3.</b>
多返迴值
</a>
</li>
<li class="chapter " data-level="5.4" data-path="ch5/ch5-04.html">
<a href="../ch5/ch5-04.html">
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<b>5.4.</b>
錯誤
</a>
</li>
<li class="chapter " data-level="5.5" data-path="ch5/ch5-05.html">
<a href="../ch5/ch5-05.html">
<i class="fa fa-check"></i>
<b>5.5.</b>
函數值
</a>
</li>
<li class="chapter " data-level="5.6" data-path="ch5/ch5-06.html">
<a href="../ch5/ch5-06.html">
<i class="fa fa-check"></i>
<b>5.6.</b>
匿名函數
</a>
</li>
<li class="chapter " data-level="5.7" data-path="ch5/ch5-07.html">
<a href="../ch5/ch5-07.html">
<i class="fa fa-check"></i>
<b>5.7.</b>
可變參數
</a>
</li>
<li class="chapter " data-level="5.8" data-path="ch5/ch5-08.html">
<a href="../ch5/ch5-08.html">
<i class="fa fa-check"></i>
<b>5.8.</b>
Deferred函數
</a>
</li>
<li class="chapter " data-level="5.9" data-path="ch5/ch5-09.html">
<a href="../ch5/ch5-09.html">
<i class="fa fa-check"></i>
<b>5.9.</b>
Panic異常
</a>
</li>
<li class="chapter " data-level="5.10" data-path="ch5/ch5-10.html">
<a href="../ch5/ch5-10.html">
<i class="fa fa-check"></i>
<b>5.10.</b>
Recover捕穫異常
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="6" data-path="ch6/ch6.html">
<a href="../ch6/ch6.html">
<i class="fa fa-check"></i>
<b>6.</b>
方法
</a>
<ul class="articles">
<li class="chapter " data-level="6.1" data-path="ch6/ch6-01.html">
<a href="../ch6/ch6-01.html">
<i class="fa fa-check"></i>
<b>6.1.</b>
方法聲明
</a>
</li>
<li class="chapter " data-level="6.2" data-path="ch6/ch6-02.html">
<a href="../ch6/ch6-02.html">
<i class="fa fa-check"></i>
<b>6.2.</b>
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基於指針對象的方法
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</a>
</li>
<li class="chapter " data-level="6.3" data-path="ch6/ch6-03.html">
<a href="../ch6/ch6-03.html">
<i class="fa fa-check"></i>
<b>6.3.</b>
通過嵌入結構體來擴展類型
</a>
</li>
<li class="chapter " data-level="6.4" data-path="ch6/ch6-04.html">
<a href="../ch6/ch6-04.html">
<i class="fa fa-check"></i>
<b>6.4.</b>
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方法值和方法表達式
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</a>
</li>
<li class="chapter " data-level="6.5" data-path="ch6/ch6-05.html">
<a href="../ch6/ch6-05.html">
<i class="fa fa-check"></i>
<b>6.5.</b>
示例: Bit數組
</a>
</li>
<li class="chapter " data-level="6.6" data-path="ch6/ch6-06.html">
<a href="../ch6/ch6-06.html">
<i class="fa fa-check"></i>
<b>6.6.</b>
封裝
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="7" data-path="ch7/ch7.html">
<a href="../ch7/ch7.html">
<i class="fa fa-check"></i>
<b>7.</b>
接口
</a>
<ul class="articles">
<li class="chapter " data-level="7.1" data-path="ch7/ch7-01.html">
<a href="../ch7/ch7-01.html">
<i class="fa fa-check"></i>
<b>7.1.</b>
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接口是合約
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</a>
</li>
<li class="chapter active" data-level="7.2" data-path="ch7/ch7-02.html">
<a href="../ch7/ch7-02.html">
<i class="fa fa-check"></i>
<b>7.2.</b>
接口類型
</a>
</li>
<li class="chapter " data-level="7.3" data-path="ch7/ch7-03.html">
<a href="../ch7/ch7-03.html">
<i class="fa fa-check"></i>
<b>7.3.</b>
實現接口的條件
</a>
</li>
<li class="chapter " data-level="7.4" data-path="ch7/ch7-04.html">
<a href="../ch7/ch7-04.html">
<i class="fa fa-check"></i>
<b>7.4.</b>
flag.Value接口
</a>
</li>
<li class="chapter " data-level="7.5" data-path="ch7/ch7-05.html">
<a href="../ch7/ch7-05.html">
<i class="fa fa-check"></i>
<b>7.5.</b>
接口值
</a>
</li>
<li class="chapter " data-level="7.6" data-path="ch7/ch7-06.html">
<a href="../ch7/ch7-06.html">
<i class="fa fa-check"></i>
<b>7.6.</b>
sort.Interface接口
</a>
</li>
<li class="chapter " data-level="7.7" data-path="ch7/ch7-07.html">
<a href="../ch7/ch7-07.html">
<i class="fa fa-check"></i>
<b>7.7.</b>
http.Handler接口
</a>
</li>
<li class="chapter " data-level="7.8" data-path="ch7/ch7-08.html">
<a href="../ch7/ch7-08.html">
<i class="fa fa-check"></i>
<b>7.8.</b>
error接口
</a>
</li>
<li class="chapter " data-level="7.9" data-path="ch7/ch7-09.html">
<a href="../ch7/ch7-09.html">
<i class="fa fa-check"></i>
<b>7.9.</b>
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示例: 表達式求值
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</a>
</li>
<li class="chapter " data-level="7.10" data-path="ch7/ch7-10.html">
<a href="../ch7/ch7-10.html">
<i class="fa fa-check"></i>
<b>7.10.</b>
類型斷言
</a>
</li>
<li class="chapter " data-level="7.11" data-path="ch7/ch7-11.html">
<a href="../ch7/ch7-11.html">
<i class="fa fa-check"></i>
<b>7.11.</b>
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基於類型斷言識别錯誤類型
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</a>
</li>
<li class="chapter " data-level="7.12" data-path="ch7/ch7-12.html">
<a href="../ch7/ch7-12.html">
<i class="fa fa-check"></i>
<b>7.12.</b>
通過類型斷言査詢接口
</a>
</li>
<li class="chapter " data-level="7.13" data-path="ch7/ch7-13.html">
<a href="../ch7/ch7-13.html">
<i class="fa fa-check"></i>
<b>7.13.</b>
類型分支
</a>
</li>
<li class="chapter " data-level="7.14" data-path="ch7/ch7-14.html">
<a href="../ch7/ch7-14.html">
<i class="fa fa-check"></i>
<b>7.14.</b>
示例: 基於標記的XML解碼
</a>
</li>
<li class="chapter " data-level="7.15" data-path="ch7/ch7-15.html">
<a href="../ch7/ch7-15.html">
<i class="fa fa-check"></i>
<b>7.15.</b>
補充幾點
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="8" data-path="ch8/ch8.html">
<a href="../ch8/ch8.html">
<i class="fa fa-check"></i>
<b>8.</b>
Goroutines和Channels
</a>
<ul class="articles">
<li class="chapter " data-level="8.1" data-path="ch8/ch8-01.html">
<a href="../ch8/ch8-01.html">
<i class="fa fa-check"></i>
<b>8.1.</b>
Goroutines
</a>
</li>
<li class="chapter " data-level="8.2" data-path="ch8/ch8-02.html">
<a href="../ch8/ch8-02.html">
<i class="fa fa-check"></i>
<b>8.2.</b>
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示例: 併發的Clock服務
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</a>
</li>
<li class="chapter " data-level="8.3" data-path="ch8/ch8-03.html">
<a href="../ch8/ch8-03.html">
<i class="fa fa-check"></i>
<b>8.3.</b>
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示例: 併發的Echo服務
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</a>
</li>
<li class="chapter " data-level="8.4" data-path="ch8/ch8-04.html">
<a href="../ch8/ch8-04.html">
<i class="fa fa-check"></i>
<b>8.4.</b>
Channels
</a>
</li>
<li class="chapter " data-level="8.5" data-path="ch8/ch8-05.html">
<a href="../ch8/ch8-05.html">
<i class="fa fa-check"></i>
<b>8.5.</b>
併行的循環
</a>
</li>
<li class="chapter " data-level="8.6" data-path="ch8/ch8-06.html">
<a href="../ch8/ch8-06.html">
<i class="fa fa-check"></i>
<b>8.6.</b>
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示例: 併發的Web爬蟲
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</a>
</li>
<li class="chapter " data-level="8.7" data-path="ch8/ch8-07.html">
<a href="../ch8/ch8-07.html">
<i class="fa fa-check"></i>
<b>8.7.</b>
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基於select的多路複用
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</a>
</li>
<li class="chapter " data-level="8.8" data-path="ch8/ch8-08.html">
<a href="../ch8/ch8-08.html">
<i class="fa fa-check"></i>
<b>8.8.</b>
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示例: 併發的字典遍歷
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</a>
</li>
<li class="chapter " data-level="8.9" data-path="ch8/ch8-09.html">
<a href="../ch8/ch8-09.html">
<i class="fa fa-check"></i>
<b>8.9.</b>
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併發的退齣
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</a>
</li>
<li class="chapter " data-level="8.10" data-path="ch8/ch8-10.html">
<a href="../ch8/ch8-10.html">
<i class="fa fa-check"></i>
<b>8.10.</b>
示例: 聊天服務
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="9" data-path="ch9/ch9.html">
<a href="../ch9/ch9.html">
<i class="fa fa-check"></i>
<b>9.</b>
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基於共享變量的併發
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</a>
<ul class="articles">
<li class="chapter " data-level="9.1" data-path="ch9/ch9-01.html">
<a href="../ch9/ch9-01.html">
<i class="fa fa-check"></i>
<b>9.1.</b>
競爭條件
</a>
</li>
<li class="chapter " data-level="9.2" data-path="ch9/ch9-02.html">
<a href="../ch9/ch9-02.html">
<i class="fa fa-check"></i>
<b>9.2.</b>
sync.Mutex互斥鎖
</a>
</li>
<li class="chapter " data-level="9.3" data-path="ch9/ch9-03.html">
<a href="../ch9/ch9-03.html">
<i class="fa fa-check"></i>
<b>9.3.</b>
sync.RWMutex讀寫鎖
</a>
</li>
<li class="chapter " data-level="9.4" data-path="ch9/ch9-04.html">
<a href="../ch9/ch9-04.html">
<i class="fa fa-check"></i>
<b>9.4.</b>
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內存同步
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</a>
</li>
<li class="chapter " data-level="9.5" data-path="ch9/ch9-05.html">
<a href="../ch9/ch9-05.html">
<i class="fa fa-check"></i>
<b>9.5.</b>
sync.Once初始化
</a>
</li>
<li class="chapter " data-level="9.6" data-path="ch9/ch9-06.html">
<a href="../ch9/ch9-06.html">
<i class="fa fa-check"></i>
<b>9.6.</b>
競爭條件檢測
</a>
</li>
<li class="chapter " data-level="9.7" data-path="ch9/ch9-07.html">
<a href="../ch9/ch9-07.html">
<i class="fa fa-check"></i>
<b>9.7.</b>
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示例: 併發的非阻塞緩存
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</a>
</li>
<li class="chapter " data-level="9.8" data-path="ch9/ch9-08.html">
<a href="../ch9/ch9-08.html">
<i class="fa fa-check"></i>
<b>9.8.</b>
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Goroutines和線程
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</a>
</li>
</ul>
</li>
<li class="chapter " data-level="10" data-path="ch10/ch10.html">
<a href="../ch10/ch10.html">
<i class="fa fa-check"></i>
<b>10.</b>
包和工具
</a>
<ul class="articles">
<li class="chapter " data-level="10.1" data-path="ch10/ch10-01.html">
<a href="../ch10/ch10-01.html">
<i class="fa fa-check"></i>
<b>10.1.</b>
簡介
</a>
</li>
<li class="chapter " data-level="10.2" data-path="ch10/ch10-02.html">
<a href="../ch10/ch10-02.html">
<i class="fa fa-check"></i>
<b>10.2.</b>
導入路徑
</a>
</li>
<li class="chapter " data-level="10.3" data-path="ch10/ch10-03.html">
<a href="../ch10/ch10-03.html">
<i class="fa fa-check"></i>
<b>10.3.</b>
包聲明
</a>
</li>
<li class="chapter " data-level="10.4" data-path="ch10/ch10-04.html">
<a href="../ch10/ch10-04.html">
<i class="fa fa-check"></i>
<b>10.4.</b>
導入聲明
</a>
</li>
<li class="chapter " data-level="10.5" data-path="ch10/ch10-05.html">
<a href="../ch10/ch10-05.html">
<i class="fa fa-check"></i>
<b>10.5.</b>
匿名導入
</a>
</li>
<li class="chapter " data-level="10.6" data-path="ch10/ch10-06.html">
<a href="../ch10/ch10-06.html">
<i class="fa fa-check"></i>
<b>10.6.</b>
包和命名
</a>
</li>
<li class="chapter " data-level="10.7" data-path="ch10/ch10-07.html">
<a href="../ch10/ch10-07.html">
<i class="fa fa-check"></i>
<b>10.7.</b>
工具
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="11" data-path="ch11/ch11.html">
<a href="../ch11/ch11.html">
<i class="fa fa-check"></i>
<b>11.</b>
測試
</a>
<ul class="articles">
<li class="chapter " data-level="11.1" data-path="ch11/ch11-01.html">
<a href="../ch11/ch11-01.html">
<i class="fa fa-check"></i>
<b>11.1.</b>
go test
</a>
</li>
<li class="chapter " data-level="11.2" data-path="ch11/ch11-02.html">
<a href="../ch11/ch11-02.html">
<i class="fa fa-check"></i>
<b>11.2.</b>
測試函數
</a>
</li>
<li class="chapter " data-level="11.3" data-path="ch11/ch11-03.html">
<a href="../ch11/ch11-03.html">
<i class="fa fa-check"></i>
<b>11.3.</b>
測試覆蓋率
</a>
</li>
<li class="chapter " data-level="11.4" data-path="ch11/ch11-04.html">
<a href="../ch11/ch11-04.html">
<i class="fa fa-check"></i>
<b>11.4.</b>
基準測試
</a>
</li>
<li class="chapter " data-level="11.5" data-path="ch11/ch11-05.html">
<a href="../ch11/ch11-05.html">
<i class="fa fa-check"></i>
<b>11.5.</b>
剖析
</a>
</li>
<li class="chapter " data-level="11.6" data-path="ch11/ch11-06.html">
<a href="../ch11/ch11-06.html">
<i class="fa fa-check"></i>
<b>11.6.</b>
示例函數
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="12" data-path="ch12/ch12.html">
<a href="../ch12/ch12.html">
<i class="fa fa-check"></i>
<b>12.</b>
反射
</a>
<ul class="articles">
<li class="chapter " data-level="12.1" data-path="ch12/ch12-01.html">
<a href="../ch12/ch12-01.html">
<i class="fa fa-check"></i>
<b>12.1.</b>
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爲何需要反射?
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</a>
</li>
<li class="chapter " data-level="12.2" data-path="ch12/ch12-02.html">
<a href="../ch12/ch12-02.html">
<i class="fa fa-check"></i>
<b>12.2.</b>
reflect.Type和reflect.Value
</a>
</li>
<li class="chapter " data-level="12.3" data-path="ch12/ch12-03.html">
<a href="../ch12/ch12-03.html">
<i class="fa fa-check"></i>
<b>12.3.</b>
Display遞歸打印
</a>
</li>
<li class="chapter " data-level="12.4" data-path="ch12/ch12-04.html">
<a href="../ch12/ch12-04.html">
<i class="fa fa-check"></i>
<b>12.4.</b>
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示例: 編碼S表達式
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</a>
</li>
<li class="chapter " data-level="12.5" data-path="ch12/ch12-05.html">
<a href="../ch12/ch12-05.html">
<i class="fa fa-check"></i>
<b>12.5.</b>
通過reflect.Value脩改值
</a>
</li>
<li class="chapter " data-level="12.6" data-path="ch12/ch12-06.html">
<a href="../ch12/ch12-06.html">
<i class="fa fa-check"></i>
<b>12.6.</b>
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示例: 解碼S表達式
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</a>
</li>
<li class="chapter " data-level="12.7" data-path="ch12/ch12-07.html">
<a href="../ch12/ch12-07.html">
<i class="fa fa-check"></i>
<b>12.7.</b>
穫取結構體字段標識
</a>
</li>
<li class="chapter " data-level="12.8" data-path="ch12/ch12-08.html">
<a href="../ch12/ch12-08.html">
<i class="fa fa-check"></i>
<b>12.8.</b>
顯示一個類型的方法集
</a>
</li>
<li class="chapter " data-level="12.9" data-path="ch12/ch12-09.html">
<a href="../ch12/ch12-09.html">
<i class="fa fa-check"></i>
<b>12.9.</b>
幾點忠告
</a>
</li>
</ul>
</li>
<li class="chapter " data-level="13" data-path="ch13/ch13.html">
<a href="../ch13/ch13.html">
<i class="fa fa-check"></i>
<b>13.</b>
底層編程
</a>
<ul class="articles">
<li class="chapter " data-level="13.1" data-path="ch13/ch13-01.html">
<a href="../ch13/ch13-01.html">
<i class="fa fa-check"></i>
<b>13.1.</b>
unsafe.Sizeof, Alignof 和 Offsetof
</a>
</li>
<li class="chapter " data-level="13.2" data-path="ch13/ch13-02.html">
<a href="../ch13/ch13-02.html">
<i class="fa fa-check"></i>
<b>13.2.</b>
unsafe.Pointer
</a>
</li>
<li class="chapter " data-level="13.3" data-path="ch13/ch13-03.html">
<a href="../ch13/ch13-03.html">
<i class="fa fa-check"></i>
<b>13.3.</b>
示例: 深度相等判斷
</a>
</li>
<li class="chapter " data-level="13.4" data-path="ch13/ch13-04.html">
<a href="../ch13/ch13-04.html">
<i class="fa fa-check"></i>
<b>13.4.</b>
通過cgo調用C代碼
</a>
</li>
<li class="chapter " data-level="13.5" data-path="ch13/ch13-05.html">
<a href="../ch13/ch13-05.html">
<i class="fa fa-check"></i>
<b>13.5.</b>
幾點忠告
</a>
</li>
</ul>
</li>
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<li class="chapter " data-level="14" data-path="CONTRIBUTORS.html">
2015-12-09 07:57:17 +00:00
2015-12-24 06:47:06 +00:00
<a href="../CONTRIBUTORS.html">
2015-12-09 07:57:17 +00:00
<i class="fa fa-check"></i>
2015-12-21 04:55:18 +00:00
<b>14.</b>
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2015-12-24 06:47:06 +00:00
附録
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<h2 id="72-&#x63A5;&#x53E3;&#x985E;&#x578B;">7.2. &#x63A5;&#x53E3;&#x985E;&#x578B;</h2>
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<p>&#x63A5;&#x53E3;&#x985E;&#x578B;&#x5177;&#x9AD4;&#x63CF;&#x8FF0;&#x4E86;&#x4E00;&#x7E6B;&#x5217;&#x65B9;&#x6CD5;&#x7684;&#x96C6;&#x5408;&#xFF0C;&#x4E00;&#x500B;&#x5BE6;&#x73FE;&#x4E86;&#x9019;&#x4E9B;&#x65B9;&#x6CD5;&#x7684;&#x5177;&#x9AD4;&#x985E;&#x578B;&#x662F;&#x9019;&#x500B;&#x63A5;&#x53E3;&#x985E;&#x578B;&#x7684;&#x5BE6;&#x4F8B;&#x3002;</p>
<p>io.Writer&#x985E;&#x578B;&#x662F;&#x7528;&#x7684;&#x6700;&#x5EE3;&#x6CDB;&#x7684;&#x63A5;&#x53E3;&#x4E4B;&#x4E00;&#xFF0C;&#x56E0;&#x7232;&#x5B83;&#x63D0;&#x4F9B;&#x4E86;&#x6240;&#x6709;&#x7684;&#x985E;&#x578B;&#x5BEB;&#x5165;bytes&#x7684;&#x62BD;&#x8C61;&#xFF0C;&#x5305;&#x62EC;&#x6587;&#x4EF6;&#x985E;&#x578B;&#xFF0C;&#x5167;&#x5B58;&#x7DE9;&#x885D;&#x5340;&#xFF0C;&#x7DB2;&#x7D61;&#x93C8;&#x63A5;&#xFF0C;HTTP&#x5BA2;&#x6236;&#x7AEF;&#xFF0C;&#x58D3;&#x7E2E;&#x5DE5;&#x5177;&#xFF0C;&#x54C8;&#x5E0C;&#x7B49;&#x7B49;&#x3002;io&#x5305;&#x4E2D;&#x5B9A;&#x7FA9;&#x4E86;&#x5F88;&#x591A;&#x5176;&#x5B83;&#x6709;&#x7528;&#x7684;&#x63A5;&#x53E3;&#x985E;&#x578B;&#x3002;Reader&#x53EF;&#x4EE5;&#x4EE3;&#x8868;&#x4EFB;&#x610F;&#x53EF;&#x4EE5;&#x8B80;&#x53D6;bytes&#x7684;&#x985E;&#x578B;&#xFF0C;Closer&#x53EF;&#x4EE5;&#x662F;&#x4EFB;&#x610F;&#x53EF;&#x4EE5;&#x95DC;&#x9589;&#x7684;&#x503C;&#xFF0C;&#x4F8B;&#x5982;&#x4E00;&#x500B;&#x6587;&#x4EF6;&#x6216;&#x662F;&#x7DB2;&#x7D61;&#x93C8;&#x63A5;&#x3002;&#xFF08;&#x5230;&#x73FE;&#x5728;&#x4F60;&#x53EF;&#x80FD;&#x8A3B;&#x610F;&#x5230;&#x4E86;&#x5F88;&#x591A;Go&#x8A9E;&#x8A00;&#x4E2D;&#x55AE;&#x65B9;&#x6CD5;&#x63A5;&#x53E3;&#x7684;&#x547D;&#x540D;&#x7FD2;&#x6163;&#xFF09;</p>
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<pre><code class="lang-go"><span class="hljs-keyword">package</span> io
<span class="hljs-keyword">type</span> Reader <span class="hljs-keyword">interface</span> {
Read(p []<span class="hljs-typename">byte</span>) (n <span class="hljs-typename">int</span>, err error)
}
<span class="hljs-keyword">type</span> Closer <span class="hljs-keyword">interface</span> {
Close() error
}
</code></pre>
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<p>&#x5728;&#x5F80;&#x4E0B;&#x770B;&#xFF0C;&#x6211;&#x5011;&#x767C;&#x73FE;&#x6709;&#x4E9B;&#x65B0;&#x7684;&#x63A5;&#x53E3;&#x985E;&#x578B;&#x901A;&#x904E;&#x7D44;&#x5408;&#x5DF2;&#x7D93;&#x6709;&#x7684;&#x63A5;&#x53E3;&#x4F86;&#x5B9A;&#x7FA9;&#x3002;&#x4E0B;&#x9762;&#x662F;&#x5169;&#x500B;&#x4F8B;&#x5B50;&#xFF1A;</p>
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<pre><code class="lang-go">
<span class="hljs-keyword">type</span> ReadWriter <span class="hljs-keyword">interface</span> {
Reader
Writer
}
<span class="hljs-keyword">type</span> ReadWriteCloser <span class="hljs-keyword">interface</span> {
Reader
Writer
Closer
}
</code></pre>
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<p>&#x4E0A;&#x9762;&#x7528;&#x5230;&#x7684;&#x8A9E;&#x6CD5;&#x548C;&#x7D50;&#x69CB;&#x5167;&#x5D4C;&#x76F8;&#x4F3C;&#xFF0C;&#x6211;&#x5011;&#x53EF;&#x4EE5;&#x7528;&#x9019;&#x7A2E;&#x65B9;&#x5F0F;&#x4EE5;&#x4E00;&#x500B;&#x7C21;&#x5BEB;&#x547D;&#x540D;&#x53E6;&#x4E00;&#x500B;&#x63A5;&#x53E3;&#xFF0C;&#x800C;&#x4E0D;&#x7528;&#x8072;&#x660E;&#x5B83;&#x6240;&#x6709;&#x7684;&#x65B9;&#x6CD5;&#x3002;&#x9019;&#x7A2E;&#x65B9;&#x5F0F;&#x672C;&#x7A31;&#x7232;&#x63A5;&#x53E3;&#x5167;&#x5D4C;&#x3002;&#x76E1;&#x7BA1;&#x7565;&#x5931;&#x7C21;&#x6F54;&#xFF0C;&#x6211;&#x5011;&#x53EF;&#x4EE5;&#x50CF;&#x4E0B;&#x9762;&#x9019;&#x6A23;&#xFF0C;&#x4E0D;&#x4F7F;&#x7528;&#x5167;&#x5D4C;&#x4F86;&#x8072;&#x660E;io.Writer&#x63A5;&#x53E3;&#x3002;</p>
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<pre><code class="lang-go"><span class="hljs-keyword">type</span> ReadWriter <span class="hljs-keyword">interface</span> {
Read(p []<span class="hljs-typename">byte</span>) (n <span class="hljs-typename">int</span>, err error)
Write(p []<span class="hljs-typename">byte</span>) (n <span class="hljs-typename">int</span>, err error)
}
</code></pre>
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<p>&#x6216;&#x8005;&#x751A;&#x81F3;&#x4F7F;&#x7528;&#x7A2E;&#x6DF7;&#x5408;&#x7684;&#x98A8;&#x683C;&#xFF1A;</p>
2015-12-09 07:57:17 +00:00
<pre><code class="lang-go"><span class="hljs-keyword">type</span> ReadWriter <span class="hljs-keyword">interface</span> {
Read(p []<span class="hljs-typename">byte</span>) (n <span class="hljs-typename">int</span>, err error)
Writer
}
</code></pre>
2015-12-21 04:55:18 +00:00
<p>&#x4E0A;&#x9762;3&#x7A2E;&#x5B9A;&#x7FA9;&#x65B9;&#x5F0F;&#x90FD;&#x662F;&#x4E00;&#x6A23;&#x7684;&#x6548;&#x679C;&#x3002;&#x65B9;&#x6CD5;&#x7684;&#x9806;&#x5E8F;&#x8B8A;&#x5316;&#x4E5F;&#x6C92;&#x6709;&#x5F71;&#x97FF;&#xFF0C;&#x552F;&#x4E00;&#x91CD;&#x8981;&#x7684;&#x5C31;&#x662F;&#x9019;&#x500B;&#x96C6;&#x5408;&#x91CC;&#x9762;&#x7684;&#x65B9;&#x6CD5;&#x3002;</p>
2015-12-09 07:57:17 +00:00
<p>&#x7DF4;&#x7FD2;7.4:strings.NewReader&#x51FD;&#x6578;&#x901A;&#x904E;&#x8B80;&#x53D6;&#x4E00;&#x500B;string&#x53C3;&#x6578;&#x8FD4;&#x8FF4;&#x4E00;&#x500B;&#x6EFF;&#x8DB3;io.Reader&#x63A5;&#x53E3;&#x985E;&#x578B;&#x7684;&#x503C;&#xFF08;&#x548C;&#x5176;&#x5B83;&#x503C;&#xFF09;&#x3002;&#x5BE6;&#x73FE;&#x4E00;&#x500B;&#x7C21;&#x55AE;&#x7248;&#x672C;&#x7684;NewReader&#xFF0C;&#x4F75;&#x7528;&#x5B83;&#x4F86;&#x69CB;&#x9020;&#x4E00;&#x500B;&#x63A5;&#x6536;&#x5B57;&#x7B26;&#x4E32;&#x8F38;&#x5165;&#x7684;HTML&#x89E3;&#x6790;&#x5668;&#xFF08;&#xA7;5.2&#xFF09;</p>
2015-12-21 04:55:18 +00:00
<p>&#x7DF4;&#x7FD2;7.5:io&#x5305;&#x91CC;&#x9762;&#x7684;LimitReader&#x51FD;&#x6578;&#x63A5;&#x6536;&#x4E00;&#x500B;io.Reader&#x63A5;&#x53E3;&#x985E;&#x578B;&#x7684;r&#x548C;&#x5B57;&#x7BC0;&#x6578;n&#xFF0C;&#x4F75;&#x4E14;&#x8FD4;&#x8FF4;&#x53E6;&#x4E00;&#x500B;&#x5F9E;r&#x4E2D;&#x8B80;&#x53D6;&#x5B57;&#x7BC0;&#x4F46;&#x662F;&#x7576;&#x8B80;&#x5B8C;n&#x500B;&#x5B57;&#x7BC0;&#x5F8C;&#x5C31;&#x8868;&#x793A;&#x8B80;&#x5230;&#x6587;&#x4EF6;&#x7D50;&#x675F;&#x7684;Reader&#x3002;&#x5BE6;&#x73FE;&#x9019;&#x500B;LimitReader&#x51FD;&#x6578;&#xFF1A;</p>
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<pre><code class="lang-go"><span class="hljs-keyword">func</span> LimitReader(r io.Reader, n <span class="hljs-typename">int64</span>) io.Reader
</code></pre>
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