ionic3 Http失败响应（未知网址）：0未知错误android和ios构建，这与“离子服务”工作正常

作者: star*위위
发布时间: 2024-09-07 04:51:24 (4天前)
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北极星微控 | 2019-08-31 10-32

<div class =“post-text”itemprop =“text”> <P> 这是正确的方法 </p> <P> </p> <div class =“snippet”data-lang =“js”data-hide =“false”data-console =“true”data-babel =“false”> <div class =“snippet-code”> <pre class="snippet-code-js lang-js prettyprint-override"> <code> import { HttpClient, HttpHeaders, HttpParams } from '@angular/common/http'; sendPostRequest(){ const httpOptions = { headers: new HttpHeaders({ "Content-Type": "application/json" }), params: extraParams }; return this.http.post("url", bodydata); } //call method callPostmethod(){ sendPostRequest.subscribe((response)=>{ //success console.log("success"+JSON.stringify(response)); }, (error)=>{ //error console.log("erorr"+JSON.stringify(error)); }) } </code> </pre> </DIV> </DIV> <P> </p> </DIV>

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