كتابة مولد أسهم عشوائي لـ Mosbirzhe في JavaScript

ما هو المطلوب لتشغيل مولد المشاركة العشوائية؟

1. « » (boardid) .
   
   

   //      
   url = 'https://iss.moex.com/iss/engines/stock/markets/shares/boards/'

2. boardid .
   
   

   boardid = 'TQBR' //  
   url = 'https://iss.moex.com/iss/engines/stock/markets/shares/boards/'+ boardid +'/securities.json?iss.meta=off&iss.only=securities&securities.columns=SECID,SECNAME'

3. .
4. .
   
   

   boardid = 'TQBR' //  
   url = 'http://iss.moex.com/iss/engines/stock/markets/shares/boards/'+ boardid +'/securities.json?iss.meta=off&iss.only=securities&securities.columns=SECID,PREVADMITTEDQUOTE'

5. n . API boardid, SECID , :
   — boardid = TQBR
   — SECID = SBER
   — date = 2015-01-10.
   
   

   boardid = 'TQBR' //   
   SECID = 'SBER' // 
   date = '2015-01-10' // 
   url = 'http://iss.moex.com/iss/history/engines/stock/markets/shares/boards/'+ boardid +'/securities/'+ SECID +'.json?iss.meta=off&iss.only=history&history.columns=SECID,TRADEDATE,CLOSE&limit=1&from=' + date

6. 5 , .
   
   

   curStock = 'AFKS'
   dateNow = '2020-03-06'
   datePre = '2015-03-06'
   fetch(getCost(curStock, datePre)).then(result => {
       return (result.json())
   }).then(res => {
       let costPre = res.history.data[0][2];
       return (costPre)
   }).then(costPre => {
       fetch(getCost(curStock, dateNow)).then(result => {
           return (result.json())
       }).then(res => {
           let costNow = res.history.data[0][2];
           console.log(costPre);
           console.log(costNow);
           console.log(parseInt((costNow * 100) / costPre, 10) - 100)
       })
   })
   
   function getCost(id, date) {
       let url = `http://iss.moex.com/iss/history/engines/stock/markets/shares/boards/TQBR/securities/${id}.json?iss.meta=off&iss.only=history&history.columns=SECID,TRADEDATE,CLOSE&limit=1&from=${date}`
       return url;
   }

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