excel在我們日常作業生活中會經常用到,通常我們都是用office軟體去撰寫檔案,但是對于格式一致的excel檔案,如果還是使用人工完成,那絕不是我們軟體工程師的姿態了~
下面我就介紹一種方法,不需要復雜的編程,任何編程語言都可使用~
呼叫別人封裝好的API,只要能發送post請求就行,,,特別適合大規模生成相似檔案的應用場合
API呼叫說明:https://www.xiaocongjisuan.com/show/api/44
API傳參注意事項:
- appKey:介面唯一標識,在用戶后臺->應用中心->我的介面查看
- openId:平臺id,注冊后系統自動生成,在用戶后臺->用戶中心->賬戶資訊查看
- 表格內容是以json型別的字串表示,只需要按照一定格式拼接字串(集體規則查看api說明檔案),然后呼叫api即可,
同時介面說明中也有各種開發語言的呼叫DEMO,如:java、python、php、c#、golang、nodeJS,其實不止上述這些語言,只要可以發出POST請求,就可以使用該介面,非常的方便,這個平臺還有很多其它功能的介面,大部分是免費的,像什么天氣預報、萬年歷、老黃歷、中文分詞、電影資料查詢、電子書查詢、網盤資料等等,大家慢慢去發現吧!下面貼一下檔案內容提取的相關代碼:
java版本:
package com.xiaocongjisuan.module.example;import java.io.BufferedReader;import java.io.DataOutputStream;import java.io.IOException;import java.io.InputStream;import java.io.InputStreamReader;import java.io.UnsupportedEncodingException;import java.net.HttpURLConnection;import java.net.URL;import java.net.URLEncoder;import java.util.HashMap;import java.util.Map;public class Application { public static final String DEF_CHATSET = "UTF-8"; public static final int DEF_CONN_TIMEOUT = 30000; public static final int DEF_READ_TIMEOUT = 30000; public static String userAgent = "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/29.0.1547.66 Safari/537.36"; //配置您申請的appKey和openId public static final String APP_KEY ="yours"; public static final String OPEN_ID ="yours"; //將map型轉為請求引數型 public static String urlEncode(Map<String,Object> params) { if(params==null){return "";}; StringBuilder sb = new StringBuilder(); for (Map.Entry<String,Object> i : params.entrySet()) { try { sb.append(i.getKey()).append("=").append(URLEncoder.encode(i.getValue()+"","UTF-8")).append("&"); } catch (UnsupportedEncodingException e) { e.printStackTrace(); } } String r=sb.toString(); if(r.endsWith("&")){ r = r.substring(0,r.length()-1); } return r; } /** * * @param requestUrl 請求地址 * @param params 請求引數 * @param method 請求方法 * @return 請求結果 * @throws Exception */ public static String requestContent(String requestUrl, Map<String,Object> params,String method) throws Exception { HttpURLConnection conn = null; BufferedReader reader = null; String rs = null; try { //組裝請求鏈接 StringBuffer sb = new StringBuffer(); if(method!=null&&method.equalsIgnoreCase("get")){ requestUrl = requestUrl+"?"+urlEncode(params); } //默認get URL url = new URL(requestUrl); conn = (HttpURLConnection) url.openConnection(); conn.setRequestMethod("GET"); if(method!=null&&method.equalsIgnoreCase("post")){ conn.setRequestMethod("POST"); conn.setDoOutput(true); conn.setDoInput(true); } //引數配置 conn.setRequestProperty("User-agent", userAgent); conn.setUseCaches(false); conn.setConnectTimeout(DEF_CONN_TIMEOUT); conn.setReadTimeout(DEF_READ_TIMEOUT); conn.setInstanceFollowRedirects(false); conn.connect(); if (params!= null && method.equalsIgnoreCase("post")) { try { DataOutputStream out = new DataOutputStream(conn.getOutputStream()); out.writeBytes(urlEncode(params)); } catch (Exception e) { e.printStackTrace(); } } //讀取資料 InputStream is = conn.getInputStream(); reader = new BufferedReader(new InputStreamReader(is, DEF_CHATSET)); String strRead = null; while ((strRead = reader.readLine()) != null) { sb.append(strRead); } rs = sb.toString(); } catch (IOException e) { e.printStackTrace(); } finally { if (reader != null) { reader.close(); } if (conn != null) { conn.disconnect(); } } return rs; } public static void main(String[] args) throws Exception{ String domain="http://api.xiaocongjisuan.com/"; String servlet="develop/officeexcelgenerate/get"; String method="get"; String requestUrl=domain+servlet; Map<String,Object> params=new HashMap<String,Object>(); params.put("appKey",APP_KEY); params.put("openId",OPEN_ID); //變動部分 params.put("toFormat","xlsx"); params.put("content","{\"sheets\":[{\"header\":[\"姓名\",\"性別\",\"年齡\"],\"rows\":[[\"張三\",\"男\",\"25\"],[\"李四\",\"男\",\"20\"],[\"小紅\",\"女\",\"21\"]]},{\"header\":[\"姓名\",\"成績\"],\"rows\":[[\"張三\",25],[\"李四\",20],[\"小紅\",21]]}]}"); String result=requestContent(requestUrl,params,method); System.out.println(result); }}
python版本:
# -*- coding: utf-8 -*-# flake8: noqa__author__ = 'wukong'import urllibfrom urllib import urlencode#配置您申請的appKey和openIdapp_key="***"open_id="***""""request_url 請求地址params 請求引數method 請求方法"""def request_content(request_url,params,method): params = urlencode(params) if method and method.lower() =="get": f = urllib.urlopen("%s?%s" % (request_url, params)) else: f = urllib.urlopen(request_url, params) content = f.read() print content def main(): domain="http://127.0.0.1:8080/xiaocongjisuan/" servlet="develop/officeexcelgenerate/get" method="post" request_url=domain+servlet #字典 params ={} params["docName"]=app_key params["openId"]=open_id #變動部分 params["toFormat"]="xlsx" params["content"]="{\"sheets\":[{\"header\":[\"姓名\",\"性別\",\"年齡\"],\"rows\":[[\"張三\",\"男\",\"25\"],[\"李四\",\"男\",\"20\"],[\"小紅\",\"女\",\"21\"]]},{\"header\":[\"姓名\",\"成績\"],\"rows\":[[\"張三\",25],[\"李四\",20],[\"小紅\",21]]}]}" request_content(request_url,params,method) if __name__ == '__main__': main()
php版本:
<meta http-equiv="Content-Type" content="text/html; charset=utf-8"/><?php/** * @author * @copyright 2019 */ header("content-type:text/html;charset=utf-8"); //設定編碼 //配置您申請的appKey和openId$app_key = "***";$open_id = "***";/**$url 請求地址$params 請求引數$ispost 請求方法*/function http_curl($url,$params=false,$ispost=false){ $httpInfo = array(); $ch = curl_init(); curl_setopt( $ch, CURLOPT_HTTP_VERSION , CURL_HTTP_VERSION_1_1 ); curl_setopt( $ch, CURLOPT_USERAGENT , "xiaocongjisuan"); curl_setopt( $ch, CURLOPT_CONNECTTIMEOUT , 60 ); curl_setopt( $ch, CURLOPT_TIMEOUT , 60); curl_setopt( $ch, CURLOPT_RETURNTRANSFER , true ); if( $ispost ) { curl_setopt( $ch , CURLOPT_POST , true ); curl_setopt( $ch , CURLOPT_POSTFIELDS , $params ); curl_setopt( $ch , CURLOPT_URL , $url ); } else { if($params){ curl_setopt( $ch , CURLOPT_URL , $url.'?'.$params ); }else{ curl_setopt( $ch , CURLOPT_URL , $url); } } $response = curl_exec( $ch ); if ($response === FALSE) { //echo "cURL Error: " . curl_error($ch); return false; } $httpCode = curl_getinfo( $ch , CURLINFO_HTTP_CODE ); $httpInfo = array_merge( $httpInfo , curl_getinfo( $ch ) ); curl_close( $ch ); return $response;}function main(){ global $app_key; global $open_id; $domain="http://api.xiaocongjisuan.com/"; $servlet="develop/officeexcelgenerate/get"; $method="get"; $url=$domain."".$servlet; $params['appKey']=$app_key; $params['openId']=$open_id; //變動部分 $params["toFormat"]="xlsx"; $params["content"]="{\"sheets\":[{\"header\":[\"姓名\",\"性別\",\"年齡\"],\"rows\":[[\"張三\",\"男\",\"25\"],[\"李四\",\"男\",\"20\"],[\"小紅\",\"女\",\"21\"]]},{\"header\":[\"姓名\",\"成績\"],\"rows\":[[\"張三\",25],[\"李四\",20],[\"小紅\",21]]}]}"; //編碼轉換 foreach ($params as $key=>$value) { $params[$key]=mb_convert_encoding($value, "UTF-8", "GBK"); } $paramstring = http_build_query($params); $content = http_curl($url,$paramstring,true); return $content;}echo main();?>
等等…,其它語言,請看說明檔案
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