go Http Post 发送文件流

<svg xmlns="http://www.w3.org/2000/svg" style="display: none;"><path stroke-linecap="round" d="M5,0 0,2.5 5,5z" id="raphael-marker-block" style="-webkit-tap-highlight-color: rgba(0, 0, 0, 0);"/></svg><pre class="prettyprint"><code class=" hljs go"><span class="hljs-keyword">package</span> main <span class="hljs-keyword">import</span> ( <span class="hljs-string">"net/http"</span> <span class="hljs-string">"net/url"</span> <span class="hljs-string">"fmt"</span> <span class="hljs-string">"io/ioutil"</span> _ <span class="hljs-string">"io"</span> <span class="hljs-string">"bytes"</span> ) <span class="hljs-keyword">func</span> main() { postFile() } <span class="hljs-keyword">func</span> post() { <span class="hljs-comment">//这是一个Post 参数会被返回的地址</span> strinUrl:=<span class="hljs-string">"http://localhost:8080/aaa"</span><span class="hljs-string">`这里写代码片`</span> resopne,err:= http.PostForm(strinUrl,url.Values{<span class="hljs-string">"num"</span>:{<span class="hljs-string">"456"</span>},<span class="hljs-string">"num1"</span>:{<span class="hljs-string">"123"</span>}}) <span class="hljs-keyword">if</span> err !=<span class="hljs-constant">nil</span> { fmt.Println(<span class="hljs-string">"err="</span>,err) } <span class="hljs-keyword">defer</span> <span class="hljs-keyword">func</span>() { resopne.Body.Close() fmt.Println(<span class="hljs-string">"finish"</span>) }() body,err:=ioutil.ReadAll(resopne.Body) <span class="hljs-keyword">if</span> err!=<span class="hljs-constant">nil</span> { fmt.Println(<span class="hljs-string">" post err="</span>,err) } fmt.Println(<span class="hljs-typename">string</span>(body)) } <span class="hljs-keyword">func</span> postFile(){ <span class="hljs-comment">//这是一个Post 参数会被返回的地址</span> strinUrl:=<span class="hljs-string">"http://localhost:8080/aaa"</span> <span class="hljs-typename">byte</span>,err:=ioutil.ReadFile(<span class="hljs-string">"post.txt"</span>) resopne,err :=http.Post(strinUrl,<span class="hljs-string">"multipart/form-data"</span>,bytes.NewReader(<span class="hljs-typename">byte</span>)) <span class="hljs-keyword">if</span> err !=<span class="hljs-constant">nil</span> { fmt.Println(<span class="hljs-string">"err="</span>,err) } <span class="hljs-keyword">defer</span> <span class="hljs-keyword">func</span>() { resopne.Body.Close() fmt.Println(<span class="hljs-string">"finish"</span>) }() body,err:=ioutil.ReadAll(resopne.Body) <span class="hljs-keyword">if</span> err!=<span class="hljs-constant">nil</span> { fmt.Println(<span class="hljs-string">" post err="</span>,err) } fmt.Println(<span class="hljs-typename">string</span>(body)) } </code></pre>

水滴石穿。这里把Go Http Post 参数的函数也贴了处理主要对比两者不同之处。

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